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Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}
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Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?
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X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)
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Aj = 23, an = an-1 +7, n > 2...
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