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Mariana [72]
4 years ago
9

X + 3y = -11 y = -1 what does x equal to

Mathematics
2 answers:
KonstantinChe [14]4 years ago
6 0
X+3(-1)= -11
3×(-1)= -3
x+(-3)= -11
x-3= -11
x= -11+3
x= -8
julia-pushkina [17]4 years ago
6 0
The answer to your question is x= - 14
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last year Patrick paid £2534 for his annual train ticket this year he has to pay £2612 for his annual train ticket. work out the
Aleonysh [2.5K]

Answer:

Percentage increase in the cost of his train ticket = 3% (Approx.)

Step-by-step explanation:

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Cost of annual ticket paid by Patrick last year = £2,534

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Percentage increase = [(Current - Base) / Base]100

Percentage increase in the cost of his train ticket = [(2,612 - 2,534) / 2,534]100

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Percentage increase in the cost of his train ticket = [0.03078]100

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3 years ago
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gogolik [260]

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Step-by-step explanation:

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1/X 1/4=7/12 solve and check solution
liraira [26]
\frac { 1 }{ x } +\frac { 1 }{ 4 } =\frac { 7 }{ 12 } \\ \\ \frac { 1 }{ x } =\frac { 7 }{ 12 } -\frac { 1 }{ 4 }

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