Ask a New Question
Menu

solve the equation 3x-y=3,9x-y=45

3 answers

Multiply first equation by 3.
9x - 3y = 9
9x - y = 45
Subtract the second equation from the first to find y. Insert that value into either equation to find x.
It a good solving but is not all that is solved
Solv d equ
3x-y=3
9xsqu-ysqu=45
Similar Questions
  1. What is the first step in solving the linear system{2x − 3y = 11 {−x + 5y = −9 by the substitution method in the most
    1. answers icon 2 answers
  2. What is the first step in solving the linear system{2x−3y=11 {−x+5y=−9 by the substitution method in the most efficient
    1. answers icon 4 answers
  3. Solving Multi-Step Equation Quiz1.Solve the Equation x5=−2 A. -35 B. -10 C.3 2. Solve the equation. x5+1=−7 A. -13 B. -40 C.
    1. answers icon 1 answer
  4. You need to solve this equation for x: ax-7=26Which equation would be best first step you could make to solve the equation? (1
    1. answers icon 1 answer
more similar questions