Question: PLEASE HELP!! 4. Solve the system of equations by graphing and check your answer by substituting back into both the equations. 2 Y=-X-7 3 2x

PLEASE HELP!!

4. Solve the system of equations by graphing and check your answer by substituting back into both the equations. 2 Y=-X-7 3 2x - y= -15 9. Solve the system of equations any way you wish. Show all your work. (x +2) 2 + (y- 2) 2 = 1 y = -(x+2)2 +3 6. Solve the system of equations by ELIMINATION. Check your answer by substituting back into the equation and show it is true. Leave your answer as a fraction. 4x + 5y = 6 6x - 7y = -20

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