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26 votes
26 votes
Solving by elimination
2x+8y=6
5x+20y=15


User Albert Lee
by
3.3k points

1 Answer

16 votes
16 votes

Answer:

Solve for x in the first equation.

Subtract 8 y from both sides of the equation.

2 x = 6 − 8 y

5 x + 20 y = 15

Divide each term by 2 and simplify.

Divide each term in

2 x /2 = 6/2 − 8 y/2

5 x + 20 y = 15

Cancel the common factor of 2 .

Cancel the common factor.

2 x /2 = 6 /2 + (− 8 y)/ 2

Explanation:

I don't have room to put the rest. So go to math-way

User Zoltan Febert
by
2.9k points
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