Q. Translate the sentence into an inequality.Three subtracted from b is at least 18 .
Identify operation and inequality: Identify the math operation and the inequality in the phrase:"Three subtracted from b is at least 18"The phrase "Three subtracted from" indicates a subtraction operation.The phrase "at least" indicates a greater than or equal to inequality.
Write expression for subtraction: Write an expression to represent "Three subtracted from b".For subtraction, the order is important.The phrase "Three subtracted from b" means b comes first, and then 3 is subtracted.The expression is b−3.
Write inequality for comparison: Write an inequality to represent "Three subtracted from b is at least 18".The phrase "is at least" translates to a greater than or equal to sign (≥).The inequality that represents the sentence is b−3≥18.