A proportion
An equation states that the two quantities on each side of the equal sign are equal.
proportion
Proportion
Equality. If they are ALWAYS equal then the equation is an identity.
A proportion
It is called a proportion.
It is called a proportion.
An equation that states that two ratios are equal is a proportion.
An equation states that the two quantities on each side of the equal sign are equal.
Never. By definition, the two sides of an equation are equal.
proportion
Proportion
Equality. If they are ALWAYS equal then the equation is an identity.
An equation that sets two fractions equal to each other is called a proportion. In a proportion, the cross products of the fractions are equal. For example, if you have the proportion ( \frac{a}{b} = \frac{c}{d} ), then ( ad = bc ). Proportions are commonly used in solving problems involving ratios and rates.
That's an equation.
An equation is two expessions that have equal values