Group like terms first
3a-6a+2ab-ab+2b
add
-3a+ab+2b
that is simplified
Answer:
-20
Step-by-step explanation:
(21+39a)/20. Because they have to have the same denominator
A system of equation is consistent if there is at least one solution. Since this system of equations has a single solution, it is consistent, the answer is true.
