Question

Simplify: (5x2 + 3x + 4) + (2x2 − 6x + 3)

Answer 1

\[(5x^2 + 3x + 4) + (2x^2 − 6x + 3)=(5x^2+2x^2)+(3x-6x)+(4+3) \\ =7x^2-3x+7 \]

Answer 2

The parentheses are useless here. Just remove them an combine like terms once again.

Answer 3

okay ..so this one is worked out the same way as the other one?

Answer 4

Basically yeah.
\[5x^{2} + 3x + 4 +2x^{2} - 6x + 3\]

Answer 5

Then my answer iiiiis 7x^2-3+7

Answer 6

Yup :)

Answer 7

Yay!!! ♥