Answer:
the angles are 66 and 114
Step-by-step explanation:
supplementary angles add to 180
x+7 + (2x-4) = 180
combine like terms
3x+3 = 180
subtract 3 from each side
3x+3-3 = 180-3
3x = 177
divide by 3
3x/3 = 177/3
x = 59
x+7 = 59+7 = 66
2x-4 = 2(59)-4 =118 -4 = 114
