3 years ago

Will you help me on num 11

Mathematics

1 answer:

Snezhnost [94]3 years ago

5 0

Answer:

Option C, x = 35

Step-by-step explanation:

If two angels are supplementary, they add up to 180

Step 1: Make an equation

3x + 15 + 60 = 180

Step 2: Solve for x

3x + 15 + 60 = 180

3x + 75 - 75 = 180 - 75

3x / 3 = 105 / 3

x = 35

Answer: Option C, x = 35

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