Answer:
An explanatory variable is a type of independent variable. The two terms are often used interchangeably. But there is a subtle difference between the two. When a variable is independent, it is not affected at all by any other variables. When a variable isn’t independent for certain, it’s an explanatory variable.
Answer:
m∠1 = 41
m∠2 = 85
m∠3 = 95
m∠4 = 85
m∠5 = 36
m∠6 = 49
m∠7 = 106
Step-by-step explanation:
Answer:
Step-by-step explanation:
Answer: $10
Step-by-step explanation:
Given
Robin and his four friends bought tickets for each
If each one of them bought a calculator then the total spendings are
Suppose the cost of each calculator is
Cost per person is given by
For the group, it is
Equate this to total spendings
thus, the cost of each calculator is
Answer:
x < 1 and x > -19
Step-by-step explanation:
(4 |x+9|)/5<8
4 |x+9| < 40
|x+9| < 40/4
|x+9| < 10
x + 9 < 10. x < 1. (Positive answer: <)
x + 9 > - 10. x > - 19 (negative answer: >)