Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation 9^x-8*3^x-9=0
- Equation x+y=4
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Equation 5x+8=-12
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Equation x/9+x=-3
- Express {x} in terms of y where:
- 18*x+17*y=-14
- 16*x-17*y=-15
- -4*x-4*y=19
- 15*x+1*y=19
- Graphing y =:
- x-7
- Integral of d{x}:
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x-7
- Derivative of:
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x-7
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Identical expressions
- x- seven =x
- x minus 7 equally x
- x minus seven equally x
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Similar expressions
- x+7=x
- 4(1-2x)-7+3x=12
x-7=x equation
The teacher will be very surprised to see your correct solution 😉
The solution
Detail solution
Given the linear equation:
Move free summands (without x)
from left part to right part, we given:
$$x = x + 7$$
Move the summands with the unknown x
from the right part to the left part:
$$0 = 7$$
This equation has no roots
x-7 = x
Move free summands (without x)
from left part to right part, we given:
$$x = x + 7$$
Move the summands with the unknown x
from the right part to the left part:
$$0 = 7$$
This equation has no roots