Solution of Equations

Solve the system of equations -x + y = -13 -8x - 4y = -8

Solve the given system of equations.

4x+9y=28

-4x-y=-28

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

• yes

• no

• 
• 
• 
• 

• (0,445)

• (0.50, 435)

• (233, 21)

• (118, 209)

• (172, 101)

The linear equation 3x - 5y = 15 has

• a unique solution

• two solutions

• infinitely many solutions

• no solution

The solution of equation x-2y = 4 is:

• (0,2)

• (2,0)

• (4,0)

• (1,1

Solve -7x + 7y = 21 for y

• y = 3x + 3

• y = -3x + 3

• y = x + 3

• y = x - 3

6x + y = -1

3x + y = - 4

• (3, 1)

• (1, 7)

• (-3, 1)

• (1, -7)

What is the solution to the following system of equations?

• (-1,-1)

• (1,1)

• (1,-1)

• (-1,1)