3 years ago

The angles are supplementary. Write and solve an equation to find the value of x. xº 40°

Mathematics

1 answer:

Aleks [24]3 years ago

6 0

Answer:

x+40 = 180

x = 140

Step-by-step explanation:

Supplementary angles add to 180

x+40 = 180

Subtract 40 from each side

x+40-40 =180-40

x = 140

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