live4dramaoy0yf9
live4dramaoy0yf9 live4dramaoy0yf9
  • 01-01-2018
  • Mathematics
contestada

The value of y varies directly with x, and y = −10 when x = 40. Identify the value of y when x = −5.

Respuesta :

texaschic101
texaschic101 texaschic101
  • 01-01-2018
-10/40 = y / -5
cross multiply
(40)(y) = (-5)(-10)
40y = 50
y = 50/40
y = 5/4 <===
Answer Link
Richinfo
Richinfo Richinfo
  • 01-01-2018
the value of y when x is -5 is (-10 * -5) 40 = 1.25
y=1.25
Answer Link

Otras preguntas

Mini-Project: Cents and the Central Limit Theorem 1. Collect a sample of at least 50 pennies by setting aside all the pennies you receive in change for severa
in the number 13,407.036 there are two 3's. Explain how the values of the 3's are related.
How do you?...Multiply out and simplify 10(2x-1)-20x?
how do you write 4540 million in standard form?
what is a high structure part of a church which has 5 letters
What is the least common denominator for 5/6 and 3/8. 3/4 and 6/7
Simplify the expressions: cot 0 sec 0 A. Sin0 B. Csc0 C. Cos0 D. Cos* 0
What is the least common denominator for 5/6 and 3/8. 3/4 and 6/7
The function of the eardrum in the middle ear is to
Mini-Project: Cents and the Central Limit Theorem 1. Collect a sample of at least 50 pennies by setting aside all the pennies you receive in change for severa