Solve the system of two equations in two variables.

9x + 4y = - 63

3x - 2y = - 21

Write the solution in the form (a, b), or write: No solution

While shopping for clothes, Curtis spent $33 less than 3 times what Jaclyn spent. Curtis spent $12. Write and solve an equation to find how much Jaclyn spent.

Simplify: 2x-3[4-5 (6x+7y) - 8]

Which equation represents the area of the rectangle? A. A = 23 + 16 B. A = (2 * 23) + (2 * 16) C. A = 23 * 16 D. A = (23 * 16) * 2

Marcus is 66 2/3 inches tall if marcus is 5/6 as tall as his father how tall is marcus's father

What is the solution to the equation 2.4m - 1.2 = - 0.6m? m = 0.4 m = 0.5 m = 1.5 m = 2

7 is what percent of 56?

Step by step how to solve 4x+2=5 (x+10)

Maria bought a bag of marbles. There were twice as many purple ones as red ones. There were 93 marbles in all. How many of each color marble were there?

Joelle is working on a school report in a word processor. She wants to place a figure which is 13.09 wide so that it appears centered on the page. The width of the page is 21.59 cm.

What is 3 to the 1st power times 3 to the 2nd power equal?