Find the sum of the following algebraic expressions:

Find the sum of the following algebraic expressions:
(i) 5xy, -7xy, 3x²
(ii) 4x²y, -3xy², -5xy², 5x²y
(iii) -7mn + 5, 12mn + 2, 8mn – 8, -2mn – 3
(iv) a + b – 3, b – a + 3, a – b + 3
(v) 14x + 10y – 12xy – 13, 18 – 7x – 10y + 8xy, 4xy
(vi) 5m – 7n, 3n – 4m + 2, 2m – 3mn – 5
(vii) 3x³ – 5x² + 2x + 1, 3x – 2x² – x³, 2x² – 7x + 9
(viii) 7a² – 5a + 2, 3a² – 7, 2a + 9, 1 + 2a – 5a²

Solution:

More Solutions:

• From the algebraic expressions.
• Write down the algebraic expression whose terms.
• Identify the terms and their factors in the algebraic expressions.
• Show the terms and their factors by tree diagrams.
• Write down the numerical coefficient of each of the following:
• In -7xy2z3, write down the coefficient: