1.

If a + b = 7 and a - b = 3 find a and b​

Answer»

Answer:

a+B=7

a-b=3

Step-by-step explanation:

if for EXAMPLE

ASSUME a as 4AND b as3

4+3=7

by same assuming

4-3=1

next assume a as 5 and b as 2

5+2=7

5-2=3

so a is 5and b is 3 ..



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