Simplify this expression by collecting like terms:15ab + 5bc − 6ac + 9 + 14ac − 5 − 5bc

15ab + 5bc − 6ac + 9 + 14ac − 5 − 5bc = ab + ac +

implify each expression where possible.a 3b + 5 + 5b − 2b b 3n + 4mn − 9mn – 4nc 12 −

Simplify the expression. (3 marks)15a²b - 10ab²3a²-5ab+2b²

Simplify expressions by combining like terms and then use the distributive property.5b9(4ab5 + 3ab5 − b3)

Check the most appropriate optionWhen we simplify the expression b(ac−2b)+3abc we obtain 4abc+2b2When we simplify 8ab2−4a+6b2−2ab2+9a we obtain 6ab2+6b2+4aThe terms 2b and ab in the expression 2ab+6a+ab−a2+b2 are like terms2−x is an algebraic expressionThe terms x and xy in the expression 5x+xy−3y2+8xy−2xy+18 are like termsWe can rewrite (x−1)(x−2) as x2−3x−2When we simplify the expression 3ab−b2−2ab+3b2 we obtain ab+2b2We obtain the same result when we simplify a3b4−a2b2a2b and b(ab2−ab)