Answer:
-105
Step-by-step explanation:
a negative times a negative makes it positive so -15(7) which would just equal -105
the answer is 105. Because if you multiply 2 negatives you get a positive.
300 MILES
3
We know x = -2, so we can substitute -2 in for x
3x^2- 9
3*-2^2-9
Solve the exponent first (PEMDAS)
3*4-9
Multiply next
12-9
Subtract
7
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