Answer:
x=64/31
Step-by-step explanation:
31x-4+120=180
31x+116=180
subtract 116 from both sides
Simplify
Divide both sides of the equation by the same term
get answer x=64/31
Missing Part:
a. A red ball is drawn
b. A white ball is drawn
Answer:
a. 
b. 
Step-by-step explanation:
Given
First, we need to calculate the total
Solving (a): Probability of Red.
This is calculated by dividing number of red balls by the total
So:
Solving (a): Probability of White.
This is calculated by dividing number of white balls by the total
So:
Answer:
5ab + 8 - 1a^2.
Step-by-step explanation:
Combining like terms, we get 3a^2 - 4a^2 = -1a^2. We get 9ab - 4ab = 5ab. Then we get, 5 + 3 = 8. Together this is 5ab + 8 - 1a^2
Answer:
B: -6+2i
Step-by-step explanation:
- 3i + (-6 - i) = ⇒ open parenthesis
- 3i - 6 - i = ⇒ simplify
- -6 + 2i ⇒ answer in standard form of a+bi
Answer:
45h+ 4
Step-by-step explanation:
you got to divide but the expression is 45h+4
