In simplest radical form, what are the solutions to the quadratic equation 0 =3x4x + 5? Quadratic formula: x= btyb- 4ac

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

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length