Earl earns a weekly salary of $150 plus 20% of the amount of his sales for the week he earned $230 the equation below can be used to find s, the amount of his sales in dollars las week. 230=150+0.2s what was the amount of earls sales last week? a)$180 b)$380 c)$400 d)$450

The functions q and r are defined as follows. q(x)= -2x+2 r(x)= x^2 - 1 find the value of r(q(

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

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?