Addition/Subtraction: 2x+x-3x+5x = 5x
Multiplication: Multiply the number add the exponent 4x^2 x 3x^5 = 12x^7
Division: Divide the number subtract the exponent 4x^3/2x = (4/2)(x^3-1) = 2x^2 and a^2/a^3 = a^-1/1 = 1/a
Addition/Subtraction: 2x+x-3x+5x = 5x
Multiplication: Multiply the number add the exponent 4x^2 x 3x^5 = 12x^7
Division: Divide the number subtract the exponent 4x^3/2x = (4/2)(x^3-1) = 2x^2 and a^2/a^3 = a^-1/1 = 1/a