elephant2001 elephant2001

03-11-2016
Mathematics

contestada

What is the value of x in the equation 3x – 4y = 65, when y = 4?

Respuesta :

texaschic101 texaschic101

03-11-2016

so we r gonna sub in 4 for y and solve for x

3x - 4y = 65
3x - 4(4) = 65
3x - 16 = 65
3x = 65 + 16
3x = 81
x = 81/3
x = 27...so when y = 4, x = 27

Answer Link

Otras preguntas

Brandon owns nearly 2 times as many CDs ads Ingrid. Brandon owns 56 CDs. Write an equation and use it to estimate the number n of CDs Ingrid owns.

900 is 1/10 of what?

800 is 10 times as much as_____

how to write 0.632 in wordform please show an example

What represents instantaneous velocity on a graph?

The fastest a human has ever run is 27 miles per hour. How many miles per minute did the human run?

5.4 5.400 less greater

Last summer, at Camp Okey-Fun-Okey, the radio of the number of boy campers to the number of girl campers was 8:7. If there were a total of 195 campers, how many

find the opposite or additive inverse of 48 =

Can some one please help me with this ???