Answer:
x = -4
Step-by-step explanation:
The solution to a "sum and difference" system of equations can be found by adding the equations together.
(x +y) +(x -y) = (-10) +(2)
2x = -8 . . . . . . simplify
x = -4 . . . . . . . divide by 2
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Additional comment
y = -6, though this question did not ask that value.
Sorry can't answer that cause you need a diagram don't you?
There are millions of solutions I’d recommend going to desmos and putting in a polynomial to find out if it does
Answer:
3
Step-by-step explanation:
15 minus 9 equals 6. 6 divided by 2 equals 3.
I believe it would be 144 :)
