Twice the sum of a number and 9 equals 7.

Use the variable y for the unknown number.

A store pays $54 for a briefcase and marks the price up by 20%. What is the new price?

Your school is hosting a play and tickets are being sold for $10 each the cost to rent the nearby theater and costumes is $450 an addition the printers are charging $1 for a ticket to print the tickets what is the least number of tickets your school

Use the distributive property to write an equivalent expression. 8 (12-5)

Which of the following is a possible long-term health effect of stress? A. heart disease B. rapid breathing C. heartburn D. tense muscles choose all that apply

If y varies directly as x, and y = 36 as x = 9, find y for the x-value 5

If 190 miles is represented on a map by 3 centimeters, what distance does 10 centimeters represent?

Find the cost of a $1500 TV after a 7.25% sales tax

Use compatible numbers to estimate 12% of 72

Is it possible for a triangle to have sides with the given lengths? Explain. 5 in., 8 in., 15 in.

The first equation in the system presented here represents the path of the sailboat. The second equation represents the path of the motorboat. y = - 0.5 (x - 2) 2 + 0.5 y = 0.5 (x + 1) 2 - 1.