The question is -x/3 = 2 which is 1/3x=2
multiply both sides by 3, and you'll get x = 6
80/60 = (80 + 2x)/(60 + 27)
80/60 = (80 + 2x)/87
4/3 = (80 + 2x)/87
3 . (80 + 2x) = 4 . 87
240 + 6x = 348
6x = 348 - 240
6x = 108
x = 18
Answer:
The solution would be (10, -3)
Step-by-step explanation:
In order to solve using elimination, multiply the top equation by -3 and then add the equations together.
-9x - 12y = -54
9x - 5y = 3
---------------
17y = -51
y = -3
Now that we have a value for y, we can put it into either equation and solve for x.
3x + 4y = 18
3x + 4(-3) = 18
3x - 12 = 18
3x = 30
x = 10
Answer:
B
Step-by-step explanation:
Answer:
<u>b = 10</u>
Step-by-step explanation:
Divide 20 by 2 to get <em>b</em> by itself:
<em>20/2 = b</em>
<u><em>10 = b</em></u>
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