If the triangles are congruent, then X=?
2 answers:
If the triangles are congruent, then
.
4x+1=13
2x+y=8x-2y
4x+1=13 (subtract 1 from both sides of the equation)
4x=12 (now divide by 4 both sides of the equation)
x=12/4=3
x=3
answer: x=3
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