3 years ago

Please help me!!!!!

Mathematics

2 answers:

Zielflug [23.3K]3 years ago

7 0

Answer:

This is actually pretty easy.

(3x + 15) = 120

3x = 105

x = 35

Step-by-step explanation:

kap26 [50]3 years ago

6 0

Supplementary means angles that add up to 180 degrees... so

3x+15+60=180

15+60=75

3x+75=180

Subtract 75 from each side to get..

3x=105

Divide 3x on each side to get...

X=35

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Please help me!!!!!​

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