Answer:
1. x=20
2. x=23
3. x=7.27
4. x=10
5. x=14
Step-by-step explanation:
1. 360=2(4x+25)+2(2x+35)
360=8x+50+4x+70
240/12=x
x=20
2. 5x-16=3x+30
2x=46
x=23
3.
4. 5x-18=2x+12
3x=30
x=10
5. 6x-14=3x+28
3x=42
x=14
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Answers & Comments
Answer:
1. x=20
2. x=23
3. x=7.27
4. x=10
5. x=14
Step-by-step explanation:
1. 360=2(4x+25)+2(2x+35)
360=8x+50+4x+70
240/12=x
x=20
2. 5x-16=3x+30
2x=46
x=23
3.
4. 5x-18=2x+12
3x=30
x=10
5. 6x-14=3x+28
3x=42
x=14