Question

combine like terms. -2 + 5x^3+3y^2 + 4x^3-7 + 3 - 5x^3

Explanation:

Step1: Combine $x^3$ terms

$(5x^3 + 4x^3-5x^3)=4x^3$

Step2: Combine constant - terms

$(-2 - 7+3)= - 6$

Step3: Write the simplified expression

The simplified expression is $4x^3+3y^2 - 6$

Answer:

$4x^3+3y^2 - 6$