How to solve 3/7 + (- 1/5)

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 3/7 + (- 1/5) | Equatix

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$$\frac{3}{7}+(-\frac{1}{5})$$

$\frac{8}{35}\approx 0.228571429$

Least common multiple of $7$ and $5$ is $35$. Convert $\frac{3}{7}$ and $\frac{1}{5}$ to fractions with denominator $35$.

$$\frac{15}{35}-\frac{7}{35}$$

Since $\frac{15}{35}$ and $\frac{7}{35}$ have the same denominator, subtract them by subtracting their numerators.

$$\frac{15-7}{35}$$

Subtract $7$ from $15$ to get $8$.

$$\frac{8}{35}$$

$\frac{2 ^ {3}}{5 \cdot 7} = 0.22857142857142856$