-2(x+2)=1/4(-8x-16) how many solutions does it have

Write the expression 7x^3-28xy^2 as the product of 3 factors

Find the missing variable for a parallelogram: a = latex: 32in^2 32 i n 2 h = b = 6.3 in (1in=2.54cm)

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?