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3 years ago

A dog weighs 20% more than it did three months ago. It weighs 36 pounds now.

Mathematics

1 answer:

anzhelika [568]3 years ago

5 0

Answer:

30 pounds

Step-by-step explanation:

Let the weight 3 month ago be x.

1.2x

<u>We now have the following equation:</u>

1.2x = 36
x = 36/1.2
x = 30 pounds

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4 years ago

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$\bf \textit{middle point of 2 points }\\ \quad \\
\begin{array}{lllll}
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&({{ \square }}\quad ,&{{ \square }})
\end{array}\qquad
% coordinates of midpoint 
\left(\cfrac{{{ x_2}} + {{ x_1}}}{2}\quad ,\quad \cfrac{{{ y_2}} + {{ y_1}}}{2} \right)\qquad thus
\\
----------------------------\\$ $\bf \begin{array}{lllll}
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\begin{cases}
\cfrac{{{ x_2 }} + {{ 0}}}{2}=3
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\end{cases}
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