Answer:
D.) c is multiplied by 4
Step-by-step explanation:

If a is doubled, it becomes 2a. If b is doubled, it becomes 2b. Now we replace a with 2a and b with 2b and simplify.




Answer: D.) c is multiplied by 4
Answer:
I think it 7 ok ok ok ok ok ok
Answer:
-d+3.5≥4
Step-by-step explanation:
Just ask.
Hope this helps! :)
Expand the brackets .You will have to multiply it.
6x2 +10x-3x-5
Final answer will be
6x2+7x-5
x2 means (x square)
Answer:
D
Step-by-step explanation:
i think