Question

Solve for x.
(x+40)°
(3x-17)
(2x-5)

Answer 1

x = 27

Explanation:

All angles in a triangle add up to 180 degrees

180 = (3x - 17) + (x + 40) + (2x - 5)

Combine like terms.

180 = 6x + 18

Subtract 18 from both sides.

162 = 6x

Divide both sides by 6.

x = 27