A plumber charges $70 per hour plus $40 for the call. What does he charge for 4 hours of work? Use x to represent the hours of work.

Solve the equation cos 3theta=1/2, for theta is R, (where theta is in radians)

Kateriana earns 33.75 for every normal sized house block she mows. what types of income is this?

Simplify. -12.8 - (-7.4) + 16.7 A. 11.3 B. -3.5 C. 36.9 D. -22.1

15x + 6 Use the distributive property to factor the expression.

Your middle school has 900 students 1/3 of students bring their lunch instead of buying lunch at school what is the value of ratios of the number of students who bring there lunch to the number of students who do not?

Veronica is choosing between two health clubs. After how many months will the total cost for each health club be the same? Yoga Studio A. Membership $26 Monthly $23.25 Yoga Studio B. Membership $59 Monthly $17.75

What is the volume of a square that's sides are 5cm, 3cm, 8cm, 12cm?

Ten times anumber increased by four is no more than twenty-five

During a checkers game, there are 16 pieces left. The ratio of black to red is 3:5. How many black pieces are on the board?

Find the area of a parallelogram with the given vertices. P (1, 3), Q (3, 3), R (7, 8), S (9, 8) A. 10 units2 B. 5 units2 C. 20 units2 D. none of these