Question

What is the value of the following triangle: (x +25) + x + 45?
solve for x

Answer 1

is these are measures of angles then:

x + 25 + x + 45 = 180°
2x + 70 = 180
2x = 110
x = 110 ÷ 2 = 55

Answer 2

(X+25)+x+45
X+25+x+45
2x+70
2(x+35)