x - y = -2
-2x + y = -3
----------------
-x = -5
How please explain
Answers
Answered by
2
Step-by-step explanation:
simply write it as :
x-y-2x+y = -2-3
so, here we can see -y and +y are cancel out
-x = -5
Hope you would like this method :)
Answered by
0
Answer:
+ - = -
- + = -
+ + = +
- - = - (but we will add the terms)
you just have to learn the rules of polynomials.
it's easy.
+ X - y = - 2xy ( + - = - )
-2x + y = -3xy ( + - = -)
nothing is impossible.This math is made by a human and u are a human.U can definitely learn it.
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