Find the value of the expression
1 answer:
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Answer:
Step-by-step explanation:
"At least" is inclusive, so you can be 21 years old.
For each equation give X a value and solve for Y, do this at least two times for each equation.
Plot those dots on a graph to draw two lines.
The solution is where the two lines cross.
You will see the lines cross at (-1,-2)
