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Karolina [17]
3 years ago
9

Y=6x 2x+3y=20 solving equation using substitution

Mathematics
2 answers:
RUDIKE [14]3 years ago
6 0

Answer:

x = 1, y = 6

Step-by-step explanation:

y = 6x

2x + 3y = 20

Plug y as 6x in the second equation and solve for x.

2x + 3(6x) = 20

2x + 18x = 20

20x = 20

\frac{20x}{20}= \frac{20}{20}

x = 1

Plug x as 1 in the first equation and solve for y.

y = 6(1)

y = 6

Ray Of Light [21]3 years ago
5 0

Answer:

y=6 , x=1

Step-by-step explanation:

y=6x

2x+3y=20

Substitute 6x into y because y=6x.

2x+3(6x)=20

2x+18x=20

20x=20

<u>x=1</u>

Then subsitiute 1 into the first equation in x value

y=6(1)

<u>y=6</u>

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