Answer:
[tex]x + {4x}^{2} [/tex]
Step-by-step explanation:
simplify by combining like terms
4x - 3x = x
[tex]3x ^{2} + {x}^{2} = {4x}^{2} [/tex]
we're left with
4x²+x
4x-3x+3x²+x²
4x minus 3x is x and 3x² +x² is 4x²
therefore,
