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What is the value of x? 9° 22° 10° 7°
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What is the value of x? 9° 22° 10° 7°

What is the value of x? 9° 22° 10° 7°-example-1
User SamesJeabrook
by
5.2k points

1 Answer

3 votes

Answer:

x =7

Explanation:

The sum of the angles is 90 degrees

4x+40 + 6x - 20 = 90

Combine like terms

10x +20 = 90

Subtract 20 from each side

10x +20 -20 = 90-20

10x = 70

Divide each side by 10

10x/10 = 70/10

x = 7

User Daniel Titkov
by
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