What multiplication fact can be found by using the arrays for 2x9 and 5x9

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

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Use the distributive law to multiply. 3(4x + 5y + 6)