Simplify (3x+1)+(2x-1)+(x+4)

$(3 x + 1) + (2 x - 1) + (x + 4)$

Step 1

Remove parentheses.

$3 x + 1 + 2 x - 1 + x + 4$

Step 2

Combine the opposite terms in $3 x + 1 + 2 x - 1 + x + 4$ .

Subtract $1$ from $1$ .

$3 x + 2 x + 0 + x + 4$

Add $3 x + 2 x$ and $0$ .

$3 x + 2 x + x + 4$

Step 3

Add $3 x$ and $2 x$ .

$5 x + x + 4$

Step 4

Add $5 x$ and $x$ .

$6 x + 4$