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4.2(15+5x)= -20x-21-x
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4.2(15+5x)= -20x-21-x

User Drazewski
by
8.4k points

1 Answer

2 votes

Answer:

x = -2

Explanation:

4.2(15+5x) = -20x-21-x

63 + 21x = -21x - 21

21x = -21x - 84

42x = -84

x = -2

User Paul Fournel
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8.1k points
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