3 years ago

Whats the answer to 3y+-4=9y-8

Mathematics

2 answers:

bija089 [108]3 years ago

8 0

3y+-4=9y-8
-3y -3y
¯¯¯¯¯¯¯¯¯¯
   -4=6y-8
      +8     +8
¯¯¯¯¯¯¯¯¯¯¯
   4=6y
   ¯¯¯¯¯¯
   6 6

y=2/3
y=0.667

yuradex [85]3 years ago

3 0

3y-3y+-4=9y-3y-8
-4=6y-8
-4+8=6y-8+8
4=6y
y=4/6
y=2/3 (66.6%)

You might be interested in

Please help extra points URGENT

arsen [322]

Answer: The correct answer is Choice D.

Step-by-step explanation: The correct answer is choice D.

Y = the total amount money that Kelly earned

X = the cost of each manicure

So, in choice D, the total amount that Kelly earned equals 12 times the cost of the manicure plus the 60 in tips that she received for the day.

7 0

4 years ago

Ms. allegre has 20 students in her class.There are 8 female students ,and the rest of the class are male . Which of these repres

Volgvan

Answer:

all these answer choices are wrong? if there are 8 female students and 20 students total then it will be 8/20 which can be simplified to 4/10 or 2/5.

Step-by-step explanation:

8 females/ 20 students

3 0

3 years ago

Is this a function or not?

Hoochie [10]

Answer:

ummm it think so

Step-by-step explanation:

8 0

3 years ago

Read 2 more answers

What is the result of 0.378 divided 100? 0.00378 0.0378 3.78 37.8

Alika [10]

The answer is 0.00378

3 0

3 years ago

Read 2 more answers

The price of a coffee machine is £86.00. The price is going to increase by 20% a) What is the multiplier for a 20% increase? b)

Vlad1618 [11]

Answer:

86 * 0.2 = 17.2

17.2 + 86 = 103.2

Step-by-step explanation:

A) the multiplier is 0.2

B) The price is 103.2

6 0

3 years ago