jdiaz09157 jdiaz09157
  • 02-07-2020
  • Mathematics
contestada

Solve for y, where y is a real number square root of y-9=8

Solve for y where y is a real number square root of y98 class=

Respuesta :

izvolskyand24
izvolskyand24 izvolskyand24
  • 02-07-2020

Answer:

73

Step-by-step explanation:

First, to get rid of the square root, square both sides of the equation to get:

y-9=64

Then, move 9 to the other side to get

y=73

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-07-2020

Answer:

y = 73

Step-by-step explanation:

sqrt(y-9) = 8

Square each side

(sqrt(y-9))^2 = 8^2

y-9 = 64

Add 9 to each side

y-9+9 = 64+9

y = 73

Since we squared each side, we have to check and see if the solution is valid

sqrt(73-9) = 8

sqrt(64) = 8

8=8

it is a valid solution

Answer Link

Otras preguntas

Name the categories in which food can be grouped.
An automotive repair shop located at point j dumps used oil into a stream behind the shop. Should residents at point k be concerned ?
Jackie has 6 skirts and 2 dresses. she has brown shoes and black shoes. if each choice is equally likely how much greater is the probability of her choosing a s
Need help I don’t know What to do
Solve 3x - 5 = 16. 9 8 6 7
A company sells three different products. The first costs $8 and sells for $16, the second costs $18 and sells for $45, while the third costs $36 and sells for$
f(x) = x - 4Vertex:y-intercept:x-intercept(s);​
Ask the user to input an integer. Print out the next three consecutive numbers. in python
i need to write an equation in y=mx+b format or also y=mx-b
Describe the difference between the artwork of the Middle ages, Italian renaissance, and the northern Italian renaissance?