9 (a - b) + 5 (2a - 2b)
mutiply the first bracket by 9
(9)(a)= 9a
(9)(-b)= -9b
mutiply the second bracket by 5
(5)(2a)=10a
(5)(-2b)= -10b
9a-9b+10a-10b
9a+10a-9b-10b ( combine like terms<em>)</em>
Answer : C. 19a - 19b
Union = {1,3,4,5,6,7}
Intersection = {5,6}
Answer:
(2,4)
Step-by-step explanation:
When graphed the lines intersect at point (2,4) which is the solution.
Answer:
118.1
Step-by-step explanation:
You need to divide 708.6 by 6 to get the amount of chocolate in one day