X + y = 4 x - 2y = -5 If the first equation is multiplied by 2 and then the equations are added, the result is _____.

Mathematics

2 answers:

Troyanec [42]4 years ago

8 0

X + y = 4....multiplied by 2 = 2x + 2y = 8

x - 2y = -5
2x + 2y = 8
---------------add
3x = 3......u r correct <==

kobusy [5.1K]4 years ago

3 0

Yes you are correct

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