What is the solution to the equation 1/4x -1/8=7/8+1/2x ? x = negative 5 x = negative 4 x = 4 x = 5

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

Anyone know? will mark brainliest if you're correct!