If A = 30° and r = 12, find x. (Round your answer to the nearest whole number.)

4+6x-3x^3 in standard form with explanations because i don’t understand

7(x - 2) = 3(x + 4) solve the following equation. then enter your answer in the space provided using mixed number format.

Under normal conditions, 1.5 feet of snow will melt into 2 inches of water. during a winter season high in the mountains, 301 feet of snow fell. how many inches of water will there be when the snow melts?