Answer:
x = -7 or x = 1
Step-by-step explanation:
2x^2 + 4x - 7 = x^2 - 2x
x^2 + 6x - 7 = 0
(x + 7)(x - 1) = 0
x + 7 = 0 or x - 1 = 0
x = -7 or x = 1
Girl to Boys
3 : 10
12 : 40
12 + 40 = 52
40 boys
Hope you’ve got answer!!!
Step-by-step explanation:
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-1 is a rational number.
So no, -1 is not an irrational number
The answer to your question is -34