1.) 2x + y = 3

2.) x - 2y = - 1

If equation 1 is multiplied by 2 and then the equations are added, the result is

3x = 2

3x = 5

5x = 5

The ratio of boys to girls in the 9th grade is 5 to 6. There are 312 girls. How many boys are there?

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

What number represents the same amount as 2 hundreds + 12 tens + 6 ones?

Daniel worked for 2 1/3 hours and earned $18.20, how much would he make if he worked for 5 1/4 hours?

The total amount of deductions from an employee's gross pay is $83.20. If the gross pay is $378.18, what percent of their gross pay is being withheld? a. 21% b. 22% c. 23% d. 24%

Tina lives 2 1/4 miles from the library Sonya lives 3 1/2 miles from the library how much further does Sonya live then Tina

36 inches=blank yards

Write an equation for the line through (3.5,-2.3) x intercept 5.1

Find two consecutive integers whose sum is 45

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