> multiply the second equation by 2 and add it to the first equation.
2(-6x - 7y = -10)
-12x -14y = -20
8x + 14y = 4
-12x - 14y = -20
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- 4x + 0 = - 16
x = -16/-4
x = 4
> use x = 4 in either equation to find y
8(4) + 14y = 4
32 + 14y = 4
14y = 4 - 32
14y = -28
y = -28/14
y = -2
Answer:
√75, 9, 9.5, √99, 10
Step-by-step explanation:
that's what I got
43-7= 36
Range is highest number minus smallest number
Answer:15
Step-by-step explanation:
Solve for w in the equation 2w + 10 =50.
