Math Problem Statement

Towanda has angle M and angle R . Their sum is 90° .

• The measure of angle M is (5x+10)° . • The measure of angle R is 55° .

What is the value of x ? A.5

B.25

C.35

D.90

Solution

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Math Problem Analysis

Mathematical Concepts

Algebra
Complementary Angles
Linear Equations

Formulas

Sum of complementary angles = 90°
Solving for x in linear equations

Theorems

Complementary Angles Theorem

Suitable Grade Level

Grades 6-8