1.) 3 (3t + s)
distribute
9t + 3s
plug in the variables
9 ( 12 ) + 3 ( 9 )
108 + 27
135
2.) 2s - t
plug in the variables
2 ( 9 ) - 12
18 - 12
6
I hope this helped and i sincerely hope that this was the brainliest answer!
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7*(15-a) = -56
Divide both sides by 7
15-a = -8
Subtract 15 from both sides
-a = -23
Divide both sides by -1
a = 23
Hope that's correct for you and it helps!!
Answer:
Yes
Step-by-step explanation:
This relation is a function. Functions must have unique x-values for every y-value, this relation meets those requirements. Also, since this is a graph you can use the vertical line test. To pass the vertical line test you must be able to draw a vertical line on the graph and have it intersect with the function in no more than one place.
Answer:
answer 9
Step-by-step explanation:
if subtract 20$ by 55% you get 9