Mister Exam
Other calculators
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How to use it?
- Equation:
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Equation -x^2-8x=0
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Equation -x=-12
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Equation x^2=17
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Equation tan(x/3)+1=0
- Express {x} in terms of y where:
- 13*x+9*y=-19
- -10*x-3*y=4
- -10*x+3*y=-7
- -2*x-5*y=-7
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Identical expressions
- 2x: seven = ten / twenty-one
- 2x:7 equally 10 divide by 21
- 2x: seven equally ten divide by twenty minus one
- 2x:7=10 divide by 21
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Similar expressions
- (71/10)/(21/10)=(16/5)/y
2x:7=10/21 equation
The teacher will be very surprised to see your correct solution 😉
The solution
Detail solution
Given the linear equation:
Divide both parts of the equation by 2/7
We get the answer: x = 5/3
2*x/7 = 10/21
Divide both parts of the equation by 2/7
x = 10/21 / (2/7)
We get the answer: x = 5/3
Sum and product of roots
[src]
sum
5/3
$$\frac{5}{3}$$
=
5/3
$$\frac{5}{3}$$
product
5/3
$$\frac{5}{3}$$
=
5/3
$$\frac{5}{3}$$
5/3