A bag of Jolly Ranchers contains 300 pieces of which 28% are blue. How many are not blue?
2 answers:
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Answer:
Cost of one pencil:
Cost of one eraser:
Step-by-step explanation:
Let be "p" the cost in dollars of one pencil and "e" the cost in dollars of one eraser.
Based on the information given in the exercise, you can set up the following system of equations:
You can use the Elimination Method to solve the system of equations.
Multiply the first equation by -3 ad the second one by 4. Then add the equations and solve for "e":
{
Substitute the value of "e" into any original equation and solve for "p":
Answer:
Exact Form:
Decimal Form:
0.76
Step-by-step explanation:
<em>Hope this helped and good luck <3</em>