Problem 58
It takes Perry 1 hr longer than David to mow the lawn. If it takes David \(h\) hours to mow the lawn, write an expression for the amount of time it takes Perry to mow the lawn.
Problem 59
Translate each English phrase to a mathematical expression. Then simplify. Subtract 24 from \(-35\)
Problem 60
Bill's daughter is 30 years younger than he is. Write an expression for his daughter's age if Bill is A years old.
Problem 61
The price of gas has doubled over the last 3 years. If gas cost \(g\) dollars per gallon 3 years ago, write an expression of the current price per gallon.
Problem 62
Suppose that the amount of rain that fell on Monday was twice the amount that fell on Sunday. Write an expression for the amount of rain on Monday, if Sunday's amount was \(t\) inches.
Problem 62
Temperatures on the moon range from \(-184^{\circ} \mathrm{C}\) during its night to \(214^{\circ} \mathrm{C}\) during its day. Find the difference between the highest temperature on the moon and the lowest temperature.
Problem 63
Ivan owes 320 dollar on his credit card; that is, his balance is 320 dollar. If he charges 55 dollar for a nigh out, what is his new balance?
Problem 64
If Justin's balance on his credit card was 210 dollar and he made the minimum payment of 25 dollar, what is his new balance?
Problem 65
Simplify. $$4+(-12)+(-30)+16+10$$
Problem 67
Write each phrase as an algebraic expression. The quotient of \(t\) and \(-2\)