elana2017 elana2017
  • 02-02-2017
  • Mathematics
contestada

What is the value of y when x equals 4 in the equation -3x+9y=-57?

Respuesta :

jippyisawesome
jippyisawesome jippyisawesome
  • 02-02-2017
so what you would do is put in the 4 where ever you see an x. so it would look like -3(4)+9y=-57 then you solve for y. and the answer is -5. Make sense?

Answer Link
claudiasilveir
claudiasilveir claudiasilveir
  • 02-02-2017
-3(4) +9Y=-57
12+9y=-57
9y=-57+12
9y=-45
y=-5
Answer Link

Otras preguntas

ASAP! WILL GIVE BRAINLY, THANKS 8522/2 SHOW UR WORK!
A boy starts the week with 3kg of rice, every day he cooks 0.6kg. How much rice will he have left after 4 days?
What situation could the graph represent? a. speed of a car starting from a stop sign and then approaching a stoplight b. air temperature in a 24-hour period st
Which statement is true about the information in the double line graph? A. The number of customers at 12:00 doubled from Friday to Saturday. B. There were mor
PLEASE HELP WILL GIVE BRAINLIEST AND 5.0 RATING
Please write 4-5 sentences about what you see in this image.
how do u great personalies behave with common people ?​
Who was the commander of the Confederate Army and forces? Nathan Forrest George Custer Ulysses S. Grant Robert E. Lee
20. What is political Nullification? 1 A way of balancing a budget by borrowing2 If a state finds a federal law unconstitutional it has the right to "nullify" t
what is 1/12 of a day