First simplify the following expression and then find its value if x = -2
3(x + 2) – 5x - 7
Answers
Answered by
1
Answer:
= 3x + 6 - 5x - 7
= -2x -1
when x = -2
4 - 1 = 3
Answered by
1
Step-by-step explanation:
3(x + 2) – 5x - 7
3((-2) + 2) – 5(-2) - 7
3×0-5+10-7
0-5+3
0-8
=-8
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