Question

The solution of the equation x-y=10 and x+y= 70
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Answer 1

Answer:

x= 40

y=30

Step-by-step explanation:

when signs are different add the equations and then put the value of x in any of them

Answer 2

I HAVE USED THE SUBSTITUTION METHOD.

U CAN DO BY ELIMINATION METHOD ALSO...

HERE IS YOUR ANSWER BABES!!!!!!!!!!!