jaylakirk0808 jaylakirk0808
  • 22-10-2021
  • Mathematics
contestada

Find the value of y when given the value of x: y=2x-4 when x=7

Respuesta :

jackfont
jackfont jackfont
  • 22-10-2021

Answer:

2x+y=7

Put, x=2

2(2)+y=7

4+y=7

y=−4+7

∴y=3.

Step-by-step explanation:

Answer Link

Otras preguntas

A researcher calculates the expected value for the number of girls in three births. He gets a result of 1.5. He then rounds the result to 2, saying that it is
what is the relationship between a fundamental note and its overtones ?
What is the dating process that doesn't exactly identifies the age of a rock?
The freezing and thawing action of water affects a rock by?
In lactic acid fermentation a. carbon dioxide is released. b. lactic acid is produced. c. NADH is recycled. d. all of the above
Which of the following is an equivalent simplified expression for 2(4x + 7) – 3(2x – 4) ? A. x + 2 B. 2x + 2 C. 2x + 26 D. 3x + 10 E. 3x + 11 Can anyone explain
What is 8/12 reduce to its lowest term
simplify and explain your answer 4/7+2/5(1/5+1/10)
Which describes a spontaneous reaction? a. Positive ΔH b. Negative ΔH c. Positive ΔG d. Negative ΔG e. Positive ΔS
why weren't slave marriages considered legal