- (5x+17a-6) - (-42a-5x)
First we can expand out the equations, since it's all addition and subtraction
-5x - 17a + 6 + 42a + 5x
Now seperate them according the the variables
[5x - 5x] + [42a - 17a] + 6
Simplify it:
25a + 6
- (5x+17a-6) - (-42a-5x)
First we can expand out the equations, since it's all addition and subtraction
-5x - 17a + 6 + 42a + 5x
Now seperate them according the the variables
[5x - 5x] + [42a - 17a] + 6
Simplify it:
25a + 6