It is: 12x
6x plus 4y
the answer is a
11p+11
e+4-9=45 (write down the equation) e-5=45 (simplify 4-9) e=50 (add 5 to both sides) Answer: e=50.
2a + 3a + 4 = 5a + 4
minus 4 plus 9 = 5, so 5x
4y -5
6
you can't simplify that anymore, you have to know what either x or y equals
9
6