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The sum of the measures of angle M and angle R is 90°

The measure of angle M is (5x + 10)°
The measure of angle R is 55°
What IS the value of x?

1 Answer

5 votes

Answer:

M+R=90 (Given)

(5x+10)+55=90 (given)

5x+10=90-55

5x+10=35

5x=35-10

5x=25

5x÷5=25÷5 (divide both sides by 5)

x=5

User Tim Hutchison
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