Can you guys help me With the number 11 and 12 ? Please Solve the equations

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asked Dec 10, 2019 116k views

1 vote

Can you guys help me
With the number 11 and 12 ? Please

Solve the equations

Mathematics
middle-school

Jijesh Cherayi asked

by Jijesh Cherayi

5.7k points

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1 Answer

4 votes

11. c=1/2ab^2
multiply both sides by 2
2c=ab^2
divide by a
2c/a=b^2
square root

$\sqrt{ (2c)/(a) } = b$
12. x+8y/4=9y
multiply 4
x+8y=36y
subtract 8y
x=28y

Mozey answered Dec 17, 2019

by Mozey

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