djtroc615 djtroc615
  • 03-10-2017
  • Mathematics
contestada

What is the value of x in the equation 3x – y = 18, when y = 27?

Respuesta :

ahutchens0
ahutchens0 ahutchens0
  • 03-10-2017
3x-27=18
    -27      +27
3x=45
3x/3=45/3
x=15

3*15-27=18
Answer Link

Otras preguntas

In what ways did contributions from African Americans aid the struggle for abolition?
Which is the correct solution set for 4x^2 +4x -3 = 0? (1) {2,-3}(2) {1/2, -3} (3) {1,2}(4) {1/2, -3/2}
If an ant runs randomly through an enclosed circular field of radius 2 feet with an inner circle of radius 1 foot, what is the probability that the ant will be
what is the common name for calcium silicate?
What are similarities between:The Han and Shang Dynasties?The Han and Xia Dynasties?Please help as it's due tomorrow and I don't have long to do it!
how can astronomers use rocks from the moon to estimate the age of the solar system ?
Why does an electrically heated mirror stay clear when a person has a shower?
What does "to see the elephant mean"?
WHAT is the answers to 2a 2b and 2c ?
Ho does differentiation change an embryo as it develops