{(5x,+,y,=,14),(2x,+,y,=,5):} Subtract equation (1) from equation (2): 3x = 9 Find the x: x = 9/3 x = 3 Substitute x =3 into equation (1) and solve for y: 5 xx 3 + y = 14 15 + y = 14 y = 14 – 15 y = -1 So we have (3,-1)

Question

asked 2021-02-02

Solve the system of equations (Use matrices.):

\(x-2y+z = 16\),

\(2x-y-z = 14\),

\(3x+5y-4z =-10\)

asked 2021-04-26

Solve the system of equations.

y=2x-5

3x+2y=18

y=2x-5

3x+2y=18

asked 2021-02-20

What is the solution of the system of equations?

y = 2x - 3

5x + y = 11

A (2, 1)

B (1, 2)

C (3, -4)

D (1, -1)

y = 2x - 3

5x + y = 11

A (2, 1)

B (1, 2)

C (3, -4)

D (1, -1)

asked 2020-11-22

Solve: {(5x,-,4y,=,-5),(3x,+,y,=,14):}

asked 2020-10-23

Determine if (1,3) is a solution to the given system of linear equations.

\(5x+y=8\)

\(x+2y=5\)

asked 2021-02-10

Solve the system: {(-2x,+,y,=,5),(-6x,+,3y,=,21):}

asked 2021-03-22

Solve the system of equations x+y=-1 and 5x-7y=79 by combining the equations.

asked 2021-02-19

Solve the system of equations.
{(x,+,4y,=,-2),(-2x,+12y,=,9):}

asked 2021-03-12

(5,3)

\(x-y=2\)

\(x+y=8\)

asked 2021-03-23

Solve the system of equations.

2x-y=6

\(\displaystyle{x}^{{{2}}}+{y}={9}\)

2x-y=6

\(\displaystyle{x}^{{{2}}}+{y}={9}\)