You’ve written your first novel and, like many first-time authors, can’t find a publisher. So you’ve decided to self[..]

Next year the cost of gasoline will increase $1.25 from the current price. If the cost of a gallon of gasoline next[..]

x + 2y = 62 3x - y = 116

The sum of a number and two times a smaller number is 62. Three times the bigger number exceeds the smaller number[..]

Five times the number of tubes in a school's chemistry lab exceeds three times the number of beakers it has by 660.[..]

Be sure to include a "let" statement to define any variable you decide to use in your equation. Tom is three[..]

When five times the square of a certain integer is divided by four more than three times the same number, the result[..]

The difference of a whole number and its reciprocal is 63/8. What is the number?

third degree, only real coefficients, −2 and 4 + i are two of the zeros, y-intercept is −68.

A car is driven 402.5 miles on 11.5 gallons of gas. Find the number of miles traveled per gallon of gas.