Solve this equation using substitution.
{4x + y = −2}
{4x + 6y = 44}
1 answer:
Answer:
4x + y = −2 --> 4x = -y - 2
4x + 6y = 44
Substitute 4x in the 2. equation.
(-y - 2) + 6y = 44
5y - 2 = 44
5y = 46
y = 9.2
4x = -9.2 - 2
4x = -11.2
x = -2.8
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