ashlyn12333 ashlyn12333

22-04-2020
Mathematics

contestada

Solve the system of equations by substitution.
x+y=18
y=8x

Respuesta :

mkbybee mkbybee

22-04-2020

Answer:

x=2, y=16

Step-by-step explanation:

x+y=18

y=8x

x+8x=18

x=2

y=16

Answer Link

anderrr anderrr

22-04-2020

Answer:

2

Step-by-step explanation:

x + y = 18

y = 8x

x + 8x = 18

9x = 18

x = 18÷9

x = 2

Answer Link

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