How to solve 12 18 42

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 12 18 42 | Equatix

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Question

$$\frac { 3 } { 8 } \times \frac { 18 } { 42 } \div \frac { 12 } { 16 }$$

Evaluate

$\frac{3}{14}\approx 0.214285714$

Solution Steps

Reduce the fraction $\frac{18}{42}$ to lowest terms by extracting and canceling out $6$.

$$\frac{\frac{3}{8}\times \frac{3}{7}}{\frac{12}{16}}$$

Multiply $\frac{3}{8}$ times $\frac{3}{7}$ by multiplying numerator times numerator and denominator times denominator.

$$\frac{\frac{3\times 3}{8\times 7}}{\frac{12}{16}}$$

Do the multiplications in the fraction $\frac{3\times 3}{8\times 7}$.

$$\frac{\frac{9}{56}}{\frac{12}{16}}$$

Reduce the fraction $\frac{12}{16}$ to lowest terms by extracting and canceling out $4$.

$$\frac{\frac{9}{56}}{\frac{3}{4}}$$

Divide $\frac{9}{56}$ by $\frac{3}{4}$ by multiplying $\frac{9}{56}$ by the reciprocal of $\frac{3}{4}$.

$$\frac{9}{56}\times \frac{4}{3}$$

Multiply $\frac{9}{56}$ times $\frac{4}{3}$ by multiplying numerator times numerator and denominator times denominator.

$$\frac{9\times 4}{56\times 3}$$

Do the multiplications in the fraction $\frac{9\times 4}{56\times 3}$.

$$\frac{36}{168}$$

Reduce the fraction $\frac{36}{168}$ to lowest terms by extracting and canceling out $12$.

$$\frac{3}{14}$$

Show Solution

Factor

$\frac{3}{2 \cdot 7} = 0.21428571428571427$