Question

How might you eliminate the x-term from the top equation?

15x + 7y= 4
5x + 7y= 2
A. Subtract the bottom equation from the top equation.
B. Add the bottom equation to the top equation.
C. Multiply the bottom equation by two before subtracting it from the
top equation
D. Multiply the bottom equation by three before subtracting it from
the top equation.

Answer 1

D

Explanation:

To eliminate x, you need to multiply by 3, then subtract.

Can't explain more! Simple as That!

Hope this helps!

P.S. Stay Safe!