
<em>Subtract</em> 2/3x on both sides.

Combine 5/3x and -2/3x to get x.

Subtract 4 from both sides. <em>Any value</em> subtracted from zero results in its negative value.
Answer:
: 0 and 1 are the only whole numbers which when multiplied by themselves give the same number.
Step-by-step explanation:
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The weight of the circle that is double the weight of the triangle is 20 grams.
<h3>How to find weight ?</h3>
The weight of the rectangle is 80 grams.
The weight of the triangle is double the weight of the weight of the circle.
A rectangle is made up of 2 triangles. Therefore,
weight of each triangle = 80 / 2 = 40 grams
Since, the weight of the triangle is double the weight of the circle, the weight of the circle can be calculated as follows:
weight of circle = 40 / 2
Therefore,
weight of the circle = 20 grams.
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