Topic: Solving Proportional Equations
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Answers to Common Questions
How to Solve Proportions?
To solve proportions, you will need to cross multiply the ratios that are given as equal. For example, to solve for x in the proportion (x/4 ) = 20/5, you cross multiply to get 5x = 80 so that x = 16. You can find more information here: htt... Read More »
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What is an equation that can be used to solve a proportion?
3x = 40 Read More »
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How to solve a proportion with an equation?
If it's this, since we're talking "proportions" ... 6/14 = 7/(x-13) ... simplify the left-hand side before you start: 3/7 = 7/(x-13) Cross-multiply: 3(x - 13) = 7 * 7 3x - 39 = 49 Add 39 to both sides: 3x = 88 Divide both sides by 3: x = 88... Read More »
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More Common Questions
Answers to Other Common Questions
In school we were instructed to find a common denominator. For example if your problem was 1/4 +1/2 , you would change it to 1/4 + 2/4= 3/4
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There are actually three different ways that you can solve systems of equations. These are: the graphing method, the substitution method, and the elimination method.
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Consider the algebraic equations can be of any degree.Depending upon the degree the number of the values of the variables will vary. Consider the example equation x + 5y = 45.<br/>Then x = 45 - 5y.<br/>If the value of y is known then x can be calcula
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Quadratic equations are a type of algebraic mathematics. Solving a quadratic equation involves factoring the problem and then solving for the unknown variable. You can check your answer by placing the number you calculated back into the equ...
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Solving a logarithmic equation can be a lot of work, but with a lot of work and practus there should be no problems understand how to solve a logarithmic equation. For more information look here: http://www.sosmath.com/algebra/logs/log4...
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With algebraic equations there is no easy way to explain them. To solve an algebraic equation really depends on the type of equation. the main thing is to get ''y'' by itself. Keep in mind ''y'' can be ''f(x)'' as well.
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Solving a linear equation with two variables, x and y, is quite easy. All you need to do is isolate the x variable by solving for it. Once you have the exact x value, you simply plug it in the original equation to get the answer for the y v...
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Source: http://answers.ask.com/Science/Mathematics/how_to_solve_a_linear_...
