Answer:
1.30
2.4/8 or 1/2
3.5
4.4
Step-by-step explanation:
1.5y=150
5y/5=150/5
y=30
2.y-4=-7y
y+7y=4
8y=4
8y/8=4/8
y=4/8 or 1/2
3.3x-2=x+8
3x-x=8+2
2x=10
2x/2=10/2
x=5
4.6x+5=x+25
6x-x=25-5
5x=20
5x/5=20/5
x=4
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Answers & Comments
Answer:
1.30
2.4/8 or 1/2
3.5
4.4
Step-by-step explanation:
1.5y=150
5y/5=150/5
y=30
2.y-4=-7y
y+7y=4
8y=4
8y/8=4/8
y=4/8 or 1/2
3.3x-2=x+8
3x-x=8+2
2x=10
2x/2=10/2
x=5
4.6x+5=x+25
6x-x=25-5
5x=20
5x/5=20/5
x=4