Answer:
the equation is : 7x + 15 + 15 = 17x
and x = 3
Explanation:
The perimeter of the triangle shown is 17x units. The dimensions of the triangle are given in units. Which equation can be used to find the value of x?
7x + 15 + 15 = 17x
30 = 10x
x = 3
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check
7×3+15+15=17×3
21 + 30 = 51
51=51
the answer is good