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
Answer:
There is no specific set way to move on.
Step-by-step explanation:
In most cases, I would say: time. With time wounds will fade; but scars will always be left behind. Do stuff that distracts you, like hobbies and devote yourself to them. Soon enough you'll forget what even happened to you.
Step-by-step explanation:
x - 7 < -20
x < -20 + 7
x < -13
X = (-12, -11, -10,...)