Solving Linear Equations: Variable on One Side Answers

A coordinate grid with 2 lines. One line, labeled f(x) passing through (negative 4, 3), the point (negative 2, 1) and (0, negative 1). The other line is labeled g(x) and passes through (negative 4, negative 1), the point (negative 2, 1) and (0, 3).

Consider the functions shown on the graph.

Mustafa’s soccer team is planning a school dance as a fundraiser. The DJ charges $200 and decorations cost $100. The team decides to charge each student $5.00 to attend the dance. If n represents the number of students attending the dance, which equation can be used to find the number of students needed to make $1,500 in profit?

Solve the equation.−10x + 1 + 7x = 37

Consider the equation 3p – 7 + p = 13. What is the resulting equation after the first step in the solution?

The equation 9(u – 2) + 1.5u = 8.25 models the total miles Michael traveled one afternoon while sledding, where u equals the number of hours walking up a hill and (u – 2) equals the number of hours sledding down the hill. Which is the value of u?

Rahul solved the equation 2(x – ) – x = . In which step did he use the addition property of equality?

A number, n, is added to 15 less than 3 times itself. The result is 101. Which equation can be used to find the value of n?

Sonji paid $25 for two scarves, which were different prices. When she got home she could not find the receipt. She remembered that one scarf cost $3 more than the other. What was the price of the more expensive scarf?