For a back to school sale the price of a calculator is reduceded from 70% to $59.50. What is the answer
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<em>Independent variables are variables of a quantity that are not affected by any conditions. </em>
<em>Dependent variables are variables of a quantity that change if conditions relative to that variable changes.</em>
For example, we generally we take x as independent variable by x variable and dependent variable by y variable.
To find the rate of change we get two values of independent variable (x's) and two values of dependent variables (y's) to get two coordinates in form of
(x,1,y1) and (x2,y2).
<h3>And we can find the rate of change by applying slope formula</h3>.
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<em>⇒numerator and denominator are divided (÷2)</em>
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<em>Good homework :)</em>
<em>⇒numerator and denominator are divided (÷2)</em>
<em>=
<em>Good homework :)</em>