A piggy bank contains $5.45 in dimes and quarters. If the bank contains 29 coins, how many quarters are in the bank?
2 answers:
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Answer:
75+(-50)=75-50
Step-by-step explanation:
-let x be the profit made last week and y be the profit made this week.
-The two week profit/ loss is given as:
#We substitute actual values to calculate the profit/loss made:
Hence, the two-week combined profit is $25.00
For this case we have the following system:
To solve, we first change the inequality for an equality:
Matching we have:
So:
Thus, is the point of intersection of the lines.
Answer:
The graphic is attached
Answer:
The value of x is -3.
Explanation:
Given the equation:
Step 1: Distribute 4 in the left-hand side.
Step 2: Collect like terms.
Step 3: Divide both sides by 3.
The value of x is -3.