What is the solution (a, b) to this system of linear equations? 3a+6b=45

2a-2b=-12
(-27, 6)
(-1, 7)
(1, 7)
(27, -6)

Select the quadratic that has root x = 8 and x = -5

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

What is the volume of a rectangular crate that has dimensions 9 inches by 9 inches by 1 feet? 1,458 in.3 121.5 in.3 1,012.5 in.3 36 in.3