Solve the system of linear equations in two variables by elimination or substitution.

3x+y=7

-2x-y=9

9 (2x-5) = 45 what is the value of x

7/3 (x+9/28) what is the answer

Anja simplified the expression 10x9 15 10 to 15. What mistake did Anja make?

If g (x) is the inverse of f (x) and f (x) = 4x + 12, what is g (x) ? O g (x) = 12x+4 O g (x) 4x-12 O g (x) = x-3 1 817) - * x-3

Robert eats two and one half mangos every day while they are in season. if mango season lasts 110 days how many would he have eaten?

How do you explain how to find the volume of a cylinder

A house was haunted by a combined total of 51 ghosts, goblins and ghouls. On Friday, there were half as many ghosts as there were goblins. On Saturday, two-thirds of the ghouls each became a ghost.

Which of the following are true about regression with one predictor variable (often called "simple regression") ? A.

15 multiplied by 1/5

Write a number with the digit 8 in the tens place