Question

find x in each of the following
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Answer 1

Answer:

1)2x+3x+4x=180

9x=180

x=20

2)2x+3x=90

5x=90

x=18

3)2x+90=180

x=45

4)60+60+x=180

x=60

5)80+50+x=180

x=50

Answer 2

Answer:

1. x= 20

2.x =18

3.x =45

4.x= 60

5.x=50

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