What is the least number you can divide by 5 to get a three- digit quotient?

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 number 321,000,000 in scientific notation? also what is the number? ?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup