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Svetllana [295]
3 years ago
5

Solve the system of linear equations below. y = -2x + 19 y = x + 7

Mathematics
2 answers:
vfiekz [6]3 years ago
8 0

Answer:

A.)  x=4,y=11

Step-by-step explanation:

Given Equations:

y = -2x + 19     Equation:1

y = x + 7         Equation:2

Solving Equation:2 for 'x'

x=y-7             Equation:3

Using Substitution method, Putting 'x' in Equation:1

                        y = -2(y-7) + 19\\y=-2y+14+19\\y=-2y+33\\y+2y=33\\3y=33\\\\y=\frac{33}{3}\\\\ y=11

Putting value of 'y' in Equation:3

                       x=y-7

                       x=11-7

                       x=4

x=4,y=11

olchik [2.2K]3 years ago
7 0

Answer:

a. x=4, y=11

Step-by-step explanation:

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