Answer:
X = 5
dimension = 7 ft x 8 ft
Explanation:
1) draw it out and put 5 in place of "X"
2) 2 + 5 = 7 & 5 + 3 = 8
3) 7 and 8 are factors of 56
4) area of rectangle is length x width
* i looked up how to do dimensions and that's what i think *
:)
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