Question

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?

Answer 1

The answer is x=5!!!!

Answer 2

Explanation:

=>5x°+10°+55°=90°

=>5x°+65°=90°

=>5x°=90°-65°

=>5x°=25°

=>x=5

check

5(5)+10+55

25+10+55

35+55

=90