The simplified expression is 7x+20
That depends on how many people are there. but it would be hey 19 each if there were 3
Answer:
x in the first equation
Step-by-step explanation:
Answer:
e
Step-by-step explanation:
When using substitution to solve systems of equations that have no solution or indefinitely many solutions, the variable terms are the same on both sides. How is the solution determined by the constants in the equations?
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