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kati45 [8]
3 years ago
8

2. Solve the system of equations using the substitution method.

Mathematics
1 answer:
Dimas [21]3 years ago
7 0

Answer:

x = 1

Step-by-step explanation:

2x + 3y = 20

2x + 3(10-4x) = 20

2x + 30 - 12x = 20

combine like terms

-10x + 30 =  20

        -30      -30

-10x = -10

divide both sides by -10

x = 1

Hope this Helps!!!

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