What is the original price if the percent of the discount is 15% and the sale price is $146.54​

In trapezoid bath, ah=19.7 and et=16.1. identify be.

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

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!