Help! Quick please!
2 answers:
Answer:
n ≥ − the quantity 3 times c minus 9 all over p
Step-by-step explanation:
To solve inequalities you should use the same method as to solve equalities.
1. First write down the inequality:
2. Solve the parentheses:
3. Pass the independent numbers to the right side of the inequality with opposite sign and do the mathematical operations:
4. Pass the p with the minus sign to the right side of the inequality, as p has the minus sign, the direction of the inequality changes:
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Answer: $9 per hour at his job as a cashier and $8 per hour at his job delivering newspapers.
Step-by-step explanation:
1. Let's call the amount he got paid per hour at his job as a cashier: .
Let's call the amount he got paid per hour at his job delivering newspapers: .
2. Keeping on mind the information given in the problem above, you can make the following system of equations:
3. You can solve it by applying the Substitution method, as following:
- Solve for one of the variables from one of the equations and substitute it into the other equation to solve for the other variable and calculate its value.
- Substitute the value obtained into one of the original equations to solve for the other variable and calculate its value.
4. Therefore, you have:
Then:
Finally:
Therefore he got paid $9 per hour at his job as a cashier and $8 per hour at his job delivering newspapers.