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OpenStudy (anonymous):
Solve using substitution: 4x - y - 4 = 0 7y = 29 + 9x
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OpenStudy (anonymous):
pls I need help
OpenStudy (anonymous):
Infinitely many solutions No solution (3, 8) (5, 16)
OpenStudy (anonymous):
y=4x-4 substituting in the second equation,,we get 7(4x-4) =29+9x expanding it,, 28x-28=29+9x 19x=57 x=3 replacing x in the first equation,, y =8 answer = 3,8
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