Question

What is the sum of x²+2y²-3y+5x and 4x²-4y²+12y-6x​

Answer 1

Answer:

5x²-2y²+9y-1x

Step-by-step explanation:

x²+4x²=5x²

+2y²+(-4y²)=(-2y²)

-3y+12y=9y

-6x+5x=(-1x)

=5x²-2y²+9y-1x

Answer 2

Question

x²+2y²-3y+5x

Equation at the end of step 1

((( x²) + 2 y² ) - 3y) + 5x

Final result :

x² + 5x + 2y² - 3y

Question

4x²-4y²+12y-6x

STEP

STEP1

:

Equation at the end of step 1

(((4 • (x²)) - 2²y²) + 12y) - 6x

STEP

STEP 2

:

Equation at the end of step

2

:

((22x2 - 22y²) + 12y) - 6x

STEP

3

:

Pulling out like terms

4.1 Pull out like factors :

4x2 - 6x - 4y²+ 12y =

2 • (2x² - 3x - 2y² + 6y)