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Flura [38]
3 years ago
15

What must the value of x be, so that a parallel to b, m∠2 = 70°, and m∠7=(3x + 10)°?

Mathematics
1 answer:
Ksju [112]3 years ago
5 0
70=3x+10
Subtract 10 from both sides
60=3x
Divide both sides by 3
20=x
x=20
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