How to solve 4/5 - 7/5 - 3/8

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 4/5 - 7/5 - 3/8 | Equatix

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$$\frac{4}{5}-\frac{7}{5}-\frac{3}{8}$$

$-\frac{39}{40}=-0.975$

Since $\frac{4}{5}$ and $\frac{7}{5}$ have the same denominator, subtract them by subtracting their numerators.

$$\frac{4-7}{5}-\frac{3}{8}$$

Subtract $7$ from $4$ to get $-3$.

$$-\frac{3}{5}-\frac{3}{8}$$

Least common multiple of $5$ and $8$ is $40$. Convert $-\frac{3}{5}$ and $\frac{3}{8}$ to fractions with denominator $40$.

$$-\frac{24}{40}-\frac{15}{40}$$

Since $-\frac{24}{40}$ and $\frac{15}{40}$ have the same denominator, subtract them by subtracting their numerators.

$$\frac{-24-15}{40}$$

Subtract $15$ from $-24$ to get $-39$.

$$-\frac{39}{40}$$

$-\frac{39}{40} = -0.975$