What is the value of y so that the ordered pair (2, y) is a solution to the equation 2x+y=-2 ?

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

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Write the pair of fractions as a pair of fractions with a common denominator