Question

17 Find x if mZRTU = 11x - 7, mZSTR = 2x + 16, and mZSTU = 152°. R. S T U​

Answer 1

11

Explanation:

Angle SRT + angle RTU = angle STU

11x - 7 + 2x + 16 = 152 add like terms

13x + 9 = 152

13x = 143

x = 11