Which ordered pair is a solution of y=-6x-7

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x