Does the system of linear equations shown below have a solution? Explain
y= 3x+
-x +15
5x - Зу = 6

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.