Simplify Combining like Terms: (3 Y2 + 5y − 4) − (8y − Y2 − 4)

Simplify combining like terms: (3y² + 5y - 4) - (8y - y² - 4)

(3y² + 5y - 4) - (8y - y² - 4)

= 3y² + 5y - 4 - 8y + y² + 4

= 3y² + y² + 5y - 8y - 4 + 4

= y² (3 + 1) + y(5 - 8) + 4 (1 - 1)

= 4y² - 3y

shaalaa.com

Is there an error in this question or solution?

Add the following:

a − b + ab, b − c + bc, c − a + ac

Subtract: 4a − 7ab + 3b + 12 from 12a − 9ab + 5b − 3

Simplify combining like terms: 3a - 2b - ab - (a - b + ab) + 3ab + b - a

Add: x² - y² - 1 , y² - 1 - x², 1- x² - y²

From the sum of 3x - y + 11 and - y - 11, subtract 3x - y - 11.

From the sum of 4 + 3x and 5 - 4x + 2x², subtract the sum of 3x² - 5x and -x² + 2x + 5.

Add: −9y, 11y, 2y

Find the sum of the following expressions

mn + t, 2mn – 2t, – 3t + 3mn

Find the sum of the following expressions

u + v, u – v, 2u + 5v, 2u – 5v

The sum of –7pq and 2pq is ______.