Question

For the equation 0.35x + 2.1 = 3.85, how do you clear the decimal ?

Short answer

Multiply the equation by 100 to clear the decimal.

Step-by-step solution

Every decimal coefficient is in the form of the fraction,

$0.35=\frac{35}{100}$

$2.1=\frac{21}{10}$

$3.85=\frac{385}{100}$

LCD of the given fractions is 100.Multiply the equation by 100 to clear the decimals of each term.

$100(0.35x+2.1)=100(3.85)$

role="math" localid="1644173855924" $35x+210=385$