Question Simplify the expression 60b4−20b3a Evaluate 5b3×4(3b−a)Multiply the terms 20b3(3b−a)Apply the distributive property 20b3×3b−20b3aSolution More Steps Evaluate 20b3×3bMultiply the numbers 60b3×bMultiply the terms More Steps Evaluate b3×bUse the product rule an×am=an+m to simplify the expression b3+1Add the numbers b4 60b4 60b4−20b3a Show Solution