3x + 2y = a
5x + y = b
eliminating the variable y from the system of equations results in -7x =
a - 2b
2b - a
a + 2b

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply

At 6 1/2 cents per pound of string beans how much does 7 pounds cost