Question

Combining like terms 10 + 8a - 5 - 10a + 14 -7a

Answer 1

$10+8a-5-10a+14-7a=-9a+19$

Remember that we add and substract like terms. This means that we add the terms with a (in this case 8a-10a-7a=-9a) and the terms with no variable (10-5-14=19).