Q1) \(5x +2x \)= [ \(7x\)]

Q1) \(4w + 4z+6w+7z\) = [ \(10w +11z\)]

Q1) \(4xy^2 + 11y-10xy^2+9y \) = [ \(-6xy^2+20y\)]

Q2) \(10w\) x \(9y\) = [ \(90wy\)]

Q2) \(9y + 3z+10y+2z\) = [ \(19y +5z\)]

Q2) \(13xy^2 + 5y+10xy^2-9y \) = [ \(23xy^2-4y\)]

Q3) \(9y\) x \(9z\) = [ \(81yz\)]

Q3) \(10x + 3y+10x+2y\) = [ \(20x +5y\)]

Q3) \(16xyz + 13y+3xyz-2y \) = [ \(19xyz+11y\)]

Q4) \(4x\) x \(2z\) = [ \(8xz\)]

Q4) \(7y + 10z+10y-3z\) = [ \(17y +7z\)]

Q4) \(17xy^2 + 6y-9xy^2+10y \) = [ \(8xy^2+16y\)]

Q5) \(9x +2x \)= [ \(11x\)]

Q5) \(4z + 4y+8z-9y\) = [ \(12z -5y\)]

Q5) \(11z + 14y+9z+10y \) = [ \(20z+24y\)]

Q6) \(10x +x \)= [ \(11x\)]

Q6) \(7z + 7x+9z+8x\) = [ \(16z +15x\)]

Q6) \(2x^2 + 14y+3x^2+10y \) = [ \(5x^2+24y\)]

Q7) \(2w\) x \(9x\) = [ \(18wx\)]

Q7) \(6w + 5y+4w+4y\) = [ \(10w +9y\)]

Q7) \(11ab + 18y+7ab+5y \) = [ \(18ab+23y\)]

Q8) \(2x +2x \)= [ \(4x\)]

Q8) \(9y + 3z+10y-3z\) = [ \(19y \)]

Q8) \(13ab + 4y-7ab-6y \) = [ \(6ab-2y\)]

Q9) \(4x +8x \)= [ \(12x\)]

Q9) \(3x + 2z+4x-3z\) = [ \(7x -z\)]

Q9) \(12z + 20y+6z+6y \) = [ \(18z+26y\)]

Q10) \(5x +6x \)= [ \(11x\)]

Q10) \(9w + 7x+8w+8x\) = [ \(17w +15x\)]

Q10) \(9abc + 11y-7abc+5y \) = [ \(2abc+16y\)]