Please answer asap!! chad bought a pair of jeans that cost 54$ plus 4.32 sales tax. What percent sales tax did he pay?

What number produces an irrational number when multiplied by -1.25

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(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?