[tex](4x + 3) + ( - 7x + 5)[/tex]
Remove unnecessary parenthesis
[tex]4x + 3 + ( - 7x + 5)[/tex]
When there is a "+" in front of the parenthesis the expression remains the same
[tex]4x + 3 - 7x + 5[/tex]
Collect the like terms by subtracting their coefficients
[tex](4 - 7)x[/tex]
Calculate the difference
[tex] - 3x[/tex]
[tex] - 3x + 3 + 5[/tex]
Add numbers
[tex]3 + 5 = 8[/tex]
Answer:
[tex] - 3x + 8[/tex]