Simplify: (-7x - 5) - (-9x2 + 8x + 7). Choose the standard form of the answer. A. -16x2 – 15x – 12
B. 9x2 - 15x - 12
O
C.-9x2 + x-2
D. 9x2 + 56x – 35

The surface area (sa) of a cube with a as the length of each of its sides is given by the formula . if the surface area is known, how can you rewrite the formula to find its side?

Need on this geometry question. explain how you did it.

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.