The directions for mixing an insect spray say to use 1 1/2 ounces of chemical in each gallon of water. how many ounces of chemical should be mixed with 3 4/5 gallons of water? first, estimate the answer to the application problem. then find the exact answer.

Itook a better photo of the question so y’all can see it i hope it’s a fine photo

Can someone me with my hwplz(only the circled ones)

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