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What's the value of x (3x-5) and (x+10)

What's the value of x (3x-5) and (x+10)
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21 votes
What's the value of x
(3x-5) and (x+10)

What's the value of x (3x-5) and (x+10)-example-1
User Michael Griffiths
by
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1 Answer

10 votes
3x-5+x+10+x=180 (property of a triangle (angles add up to 180°))
5x+5=180 (simplify)
5x=175 (subtraction property of equality)
x=35 (division property of equality)

Therefore, x is equal to 35.
User Christos Loupassakis
by
7.8k points
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