Answer:
x = 4
Step-by-step explanation:
(5x+131)° and (5x+19)° are supplementary. Therefore, (5x+19)° + (5x+131)° equals to 180°.
Knowing that, we can do the following:
- (5x+19) + (5x+131) = 180
- 5x + 19 + 5x + 131 = 180
- 10x + 140 = 180
- 10x = 40
- <em>x = 4</em>
Answer:
y = 2x + 3
Step-by-step explanation:
Hello!
Solve for y by isolating the variable.
<h3>Solve for y</h3>
The solution is y = 2x + 3.
Answer:
650
Step-by-step explanation:
700-50=650
Answer:
a) 26
b) 0.3076
Step-by-step explanation:
We are given the following in the question:
M: Math
P: Physics
S: Statistic
n(Math) = 24
n(Physics) = 29
a) Number of students who take statistics
Formula:
Putting the values, we get,
Thus, 26 students took statistic.
b) probability that a student selected at random takes all three, given he takes statistics