Sarah is pouring soda into papercups. She has 4.5 liters of soda. If each papercup holds 0.25 liters, how many papercups will sh
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Answer:
Step-by-step explanation:
We can directly substitute y of the first equation to the second equation.
-2x - 1 = 3x - 16
5x = 15
x = 3
Substituting back to any of the two equations, we get y = -2(3)-1 = -7. If you check with the second equation, y = 3(3)-16 = -7 as well.
Therefore .