Answer:
7x + 14
Step-by-step explanation:
the first thing to do is expand the parentheses/brackets.
3(5x + 2) -2(4x - 4) will be
3(5x) + 3(2) -2(4x) -2(-4)
= 15x + 6 - 8x + 8
collect like terms
15x - 8x + 6 + 8 = 7x + 14
the answer is 7x + 14

- the number of green blocks which is equal to the number of favourable events

- the number of all blocks, which is equal to the number of all possible outcomes
Answer:
12
Step-by-step explanation:
12 +30= 42
42+12=54
The median would decrease because the temperature given is lower than the median