Mark sold $2 each. he receive less than $80 from the sale find the greatest possible number of pens

Solve for y (2+4y) - (y+7) = 29

SHOW WORK! solve y = 3x + 2 6x - 2y = 10

Como hallar conjunto de solucion

Lynn asked six friends how many cars their parents own. She recorded 1, 1, 2, 2, 2, and 4 cars. What is the mean absolute deviation of the number of cars? Round to the nearest tenth, if needed. A. 0.7 cars B. 1.1 cars C. 1.4 cars D. 2 cars

The top of a ladder slides down a vertical wall at a rate of 0.675 m/s. At the moment when the bottom of the ladder is 3 m from the wall, it slides away from the wall at a rate of 0.9 m/s. How long is the ladder?

Clare estimates that her brother is 4 feet tall. When they get measured at the doctor's office, her brother's actual height is 4 feet, 2 inches. Should Clare's or the doctor's measurement be considered the actual height? Explain your reasoning.

What is 2 plus 2 in an equation

The sum of two numbers is 28. The first number is 7 more than twice the second number. Let a represent the first number. Let b represent the second number. What is the second number? Use the table to guess and check.

The value of y varies directly with x, and y = 4 when x = 10. find y when x = 1. a.-2.5 b. 2.5 c. 0.4 d.-0.4

Multiply. (Examples 1-5) 1. 8 (-12) =