write an expression that is equivalent to 4.5d + 10 - 1.5d - 2.5. combine like terms to simplify. 4.5d + 10…

write an expression that is equivalent to 4.5d + 10 - 1.5d - 2.5. combine like terms to simplify. 4.5d + 10 - 1.5d - 2.5 = 4.5d + 10 + (-1.5d) + (-2.5) = 4.5d + (-1.5d) + 10 + (-2.5) =? +?

write an expression that is equivalent to 4.5d + 10 - 1.5d - 2.5. combine like terms to simplify. 4.5d + 10 - 1.5d - 2.5 = 4.5d + 10 + (-1.5d) + (-2.5) = 4.5d + (-1.5d) + 10 + (-2.5) =? +?

Answer

Explanation:

Step1: Combine d - terms

$4.5d+(-1.5d)=(4.5 - 1.5)d=3d$

Step2: Combine constant - terms

$10+(-2.5)=10 - 2.5 = 7.5$

Answer:

$3d + 7.5$