An airplane is flying from New York City to Los Angeles. The distance it travels in miles, $$ , is related to the time in seconds, $$, by the equation $$. How fast is it flying (in miles per second)? This is your unit rate or constant of proportionality.

What's the difference between: x≥0 and nonnegative integer. ?

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

The product of sin 30 degrees and sin 60 degrees is same as the product of