How do I: Express 12a as the difference of two terms

5 (x + 1) - 2x = 2 (3 + x)

2/5 of the instruments in the marching band are brass. 1/8 of the brass instruments are tubas. What fraction of the band is tubas? If there are 240 band instruments total, how many are tubas

The perimeter of the scalene triangle is 54.6 cm. sa Which equation can be used to find the value of b if side a measures 8.7 cm?

Name the property the equation illustrates. 8.2 + (-8.2) = 0 Inverse Property of Addition Addition Property of 0 Inverse Property of Multiplication Identity Property of Addition

What is 36t squared plus 4s squared

Solve for x. s=3w+2x

Andre wants to save $40 to buy a gift for his dad. Andre's neighbor will pay him weekly to mow the lawn, but Andre always gives a $2 donation to the food bank in weeks when he earns money.

The sum of consecutive integers 1,2,3, ..., n is given by the formula 1/2n (n+1). How many consecutive integers, starting with 1, must be added to get the sum of 1081

Two lines that intersect to form right angles are called what? A. Skew lines B. Line segments C. Perpendicular lines D. Parallel lines

In the United States, the number y (in millions) of bicycles sold with wheel sizes of 20 in. or greater can be modeled by the equation y = 0.3x + 15, where x is the number of years since 1981. In what year were about 22 million bicycles sold?