Brian McLogan
Create a system of equations from a word problem
👉Learn how to solve a system of linear equations from a word problem. A system of equations is a set of more than one equations which are to be solved simultaneously. A word problem is a real world simulation of a mathematical concept....
Brian McLogan
ACT SAT PREP Learn how to determine the final weight given a ratio of weights
ACT SAT PREP Learn how to determine the final weight given a ratio of weights
Brian McLogan
ACT SAT Prep learn how to determine the number of rods that divide into a length
ACT SAT Prep learn how to determine the number of rods that divide into a length
Brian McLogan
ACT SAT Prep Learn how to use proportions to determine the number of pears to use in a salad
ACT SAT Prep Learn how to use proportions to determine the number of pears to use in a salad
Brian McLogan
ACT SAT Prep How to determine the percentage of a group of students
ACT SAT Prep How to determine the percentage of a group of students
Brian McLogan
ACT SAT Prep Using ratios to determine the number of eggs needed to make muffins
ACT SAT Prep Using ratios to determine the number of eggs needed to make muffins
Brian McLogan
ACT SAT Prep How to determine the missing value of a quadratic given one solution
ACT SAT Prep How to determine the missing value of a quadratic given one solution
Brian McLogan
ACT SAT Prep How to multiply two algebraic expressions by using properties of exponents
ACT SAT Prep How to multiply two algebraic expressions by using properties of exponents
Brian McLogan
SAT ACT Prep how to graph the solutions to a one variable inequality
SAT ACT Prep how to graph the solutions to a one variable inequality
Brian McLogan
ACT SAT Prep How to determine the number of intercepts of a polynomial factored
ACT SAT Prep How to determine the number of intercepts of a polynomial factored
Brian McLogan
ACT SAT Prep How to determine which equation represents the graph of a parabola
ACT SAT Prep How to determine which equation represents the graph of a parabola
Brian McLogan
ACT SAT Prep How to determine if a point lies on a line
ACT SAT Prep How to determine if a point lies on a line
Curated Video
Graphing Quadratic Functions in Intercept Form
This lesson will explain how to graph a quadratic function in intercept form. You will learn how to find the axis of symmetry given the intercepts and how to find the value of a to write a function.
Curated Video
How to Find Tax, Tip and Discount
During this video lesson we will find tax, tip, discount and markup using percent of increase and decrease. I will provide key vocabulary terms to understand how to find tax, tip, discounts, and markups. Four practice problems with...
Brian McLogan
ACT SAT Prep How to determine the the missing value by setting up two proportions
ACT SAT Prep How to determine the the missing value by setting up two proportions
Curated Video
Solving Systems of Linear Equations by Graphing
In this video, the teacher explains how to solve systems of linear equations by graphing. The lesson covers vocabulary, steps to solve the equations, and examples, with a focus on checking solutions and using graphing skills to find the...
Curated Video
Interpreting Two-Way Tables Using Relative Frequency
This video lesson is the second video instruction how to create two-way tables. This video will review what a relative frequency is and how to find the relative frequency. Topics covered: two-way tables, bivariate data, relative...
Curated Video
Drawing the Line on Understanding Linear Functions
This video lesson teaches/reviews how to write a linear function from a real world graph in slope-intercept form. Topics that will be covered include - finding slope from a graph, finding slope from two points, finding the y-intercept...
Curated Video
Introduction to Scatter Plots and Interpretation
This lesson on scatter plots teaches students how to interpret and create scatter plots to show relationships between two sets of data. It covers positive and negative linear relationships, non-linear relationships, and no correlation....
Khan Academy
SAT Prep: Test 2 Section 3 Part 1
Page 459 of The Official SAT Study Guide by The College Board features another set of practice SAT math problems, beginning with problems 1-4. Sal demonstrates how to solve problems with factoring and visualization.
Khan Academy
SAT Prep: Test 6 Section 9 Part 1
Word problems on the SAT can be some of the trickier questions. In this practice session from page 743 in The Official SAT Study Guide, Sal demonstrates how to read word problems as algebraic expressions, writing the necessary equation...
Khan Academy
SAT Prep: Test 8 Section 5 Part 1
Launching into another practice session from The Official SAT Study Guide (page 855) Sal wastes no time in solving problems 1-6, which involve basic algebra and geometry. He encourages efficient problem solving, noting that on the first...
Khan Academy
SAT Prep: Test 7 Section 2 Part 1
Sal picks up the pace in this video, going through problems 1-7 on page 774 of The Official SAT Study Guide. Basic algebra, arithmetic, and geometry problems start out this section, allowing students to build up some steam before hitting...
Khan Academy
SAT Prep: Test 5 Section 9 Part 1
Reasoning through the methodology of a new set of problems from page 679 of The Official SAT Study Guide, Sal shows students how to find the ins and outs of increasingly difficult math problems. He advises them to thoroughly think over...