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Nadusha1986 [10]
3 years ago
9

Solve for x in the diagram below

Mathematics
2 answers:
densk [106]3 years ago
6 0
90°=X+3X+10

X + 3X+ 10=90
4X+10=90
90-10 =80
4X=80
80/4=20

X=20
prohojiy [21]3 years ago
6 0
X + (3x+10)=90
4x+10=90
4x=80
x=20
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