penaloza280 penaloza280

15-12-2020
Mathematics

contestada

Solve by substitution.

X = y + 3
3x + y = 25

Respuesta :

meybelinemartinez05 meybelinemartinez05

15-12-2020

1.distribute
3y+9+y=25
2. combine like terms
4y+9=25
3. subtract 9 from both sides
4y=16
4. divide
Solution: y=4
and for X it would be
X= (4) +3
X=7
so the Final solution is (7,4)

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