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GalinKa [24]
3 years ago
14

Solve the system of equations by substitution. What is the solution for x?

Mathematics
1 answer:
Tresset [83]3 years ago
4 0
2x+y=1
4x+2y=-2

Solve by substitution:
y=1-2x

Plug in (1-2x) for y:
4x+2(1-2x)=-2
4x+2-4x=-2
2=-2
No solutions

The answer is C) no solutions

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Step-by-step explanation:

Sales taxes are paid per good purchased to the IRS and are more often than not, collected at the point of sale by the seller.

The sales tax paid on the PlayStation can be calculated by the formula:

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6 0
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What is 3 4/8 + 7 1/2
vivado [14]

Answer:

11

Step-by-step explanation:

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6 0
3 years ago
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Which point is an x-intercept of the quadratic equation (x-8)(x+9)
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Solve for x in each set of parentheses by setting them to 0:

X -8 = 0

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If 5/2 kg of carrots cost $3,how much will 3/2 kg cost?​
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Answer:

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7 0
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zzz [600]

Answer:

yes

Step-by-step explanation:

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