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bearhunter [10]
3 years ago
5

Can someone please help me on this problem

Mathematics
2 answers:
Nataliya [291]3 years ago
7 0
X=4 x=4 x=4 x=4 x=4 x=4
Dafna1 [17]3 years ago
5 0

Answer:

Step-by-step explanation:

Perimeter is all sides added together.

l is length, w is width, and P is perimeter.

2l + 2w = P\\2(5x) + 2(x - 3) = 42\\10x + 2x - 6 = 42\\12x - 6 = 42\\12x = 48\\x = 4

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