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Deffense [45]
3 years ago
11

What is the solution to the system: ax+y=18 and 4ax-y=12? Use elimination. Put the answer as an ordered pair. Show work on the n

ext question. You have 3 unknowns and only 2 equations so you can have the variable "a" in your solution
Mathematics
2 answers:
Anit [1.1K]3 years ago
8 0

Answer:

{(\frac{6}{a},12)}

Step-by-step explanation:

\left \{ {{ax+y=18} \atop {4ax-y=12}} \right.

5ax = 30

x = \frac{6}{a}

a(\frac{6}{a}) + y = 18

6 + y =18→y=12

4a(\frac{6}{a}) - 12 = 12

6 - 12 = 12 → 12 = 12 true  x=\frac{6}{a}  y=12

Alchen [17]3 years ago
5 0

Answer:

Ax=6

Y=12

Therefore a=6, x=1, y=12

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