How to solve 7/15 + 2/5 = 9/20

1. Factor the equation (x + 2)(x + 3) = 0. 2. Set each factor equal to zero: x + 2 = 0 and x + 3 = 0. 3. Solve for x: x = -2 and x = -3.

Solve 7/15 + 2/5 = 9/20 | Equatix

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$$\frac{7}{15}+\frac{2}{5}=\frac{9}{20}$$

$\text{false}$

Least common multiple of $15$ and $5$ is $15$. Convert $\frac{7}{15}$ and $\frac{2}{5}$ to fractions with denominator $15$.

$$\frac{7}{15}+\frac{6}{15}=\frac{9}{20}$$

Since $\frac{7}{15}$ and $\frac{6}{15}$ have the same denominator, add them by adding their numerators.

$$\frac{7+6}{15}=\frac{9}{20}$$

Add $7$ and $6$ to get $13$.

$$\frac{13}{15}=\frac{9}{20}$$

Least common multiple of $15$ and $20$ is $60$. Convert $\frac{13}{15}$ and $\frac{9}{20}$ to fractions with denominator $60$.

$$\frac{52}{60}=\frac{27}{60}$$

Compare $\frac{52}{60}$ and $\frac{27}{60}$.

$$\text{false}$$