How much is 1+1x3x6+2x20-100/3x20
2 answers:
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Answer:
The solution is: (2, -1)
Step-by-step explanation:
First we rewrite the second system equation
→
Now we have the following system of equations:
To solve the system multiply the first equation by -3 and add it to the second equation
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Now we substitute the value of y in the first equation and solve for x
The solution is: (2, -1)