6. Which equation has infinite solutions? A. 6x + 5 - 2x = 4 + 4x - 1
B. - 3+ 12x = - 3( 4x - 1)
C. 5 (x + 3) + 2 = 5x + 17
D. - 5 (x - 5) = - 25 + 5x

John makes $10.50 pers hour what expression represens how much he will make if he works h hours

What is 32+4 x (16 x 1/2) -2 show your work}

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.