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x:y = 9:7 Form an equation that links x and y

Xy 97 Form An Equation That Links X And Y class=

Sagot :

Equations are expressions with equal values

The equation that links x and y is [tex]7x = 9y[/tex]

How to determine the equation

The ratio is given as:

[tex]x : y = 9 : 7[/tex]

Express the ratio, as a fraction

[tex]\frac xy = \frac 97[/tex]

Cross multiply

[tex]7 *x = 9 * y[/tex]

Evaluate the product

[tex]7x = 9y[/tex]

Hence, the equation that links x and y is [tex]7x = 9y[/tex]

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