Are these equivalent 3r-18 and 3 (r-6)

an equilateral triangle has a side length of 20 feet. determine the length of an altitude of the triangle

Graph shows a line through the ordered pairs, (4, 7) and (2, 3). what is the slope of the line? a. 1 b. 2 c. - 1 d. - 2

Using the following grading scale and the following scores calculate the student's final grade in the class: Tests: 55% Quizzes: 30% Homework: 5% Final Exam 10% Tests: 90 average Quizzes: Scores of [67, 90, 44, 29, 100, 100, 100] Homework: 85

A and B are complementary angles a measured 64 what is the measure of b

Simplify, - 3/8 divded by 5/9

What single percentage change is equivalent to a 15% decrease followed by a 16% decrease?

Use substitution to solve the linear system of equations. x = 4 -y = 1/2x (4, - 2) (-2, 4) (4, 2) (2, - 4)

What is (24-6) + 19:2

Now 3 equivalent ratios to 5 over 2 and 4 over 7

Is it always, sometimes, or never true that a scatter plot that shows a positive association suggests that the relationship is proportional?