All categories

3 years ago

PLZZ HELP BASIC ALGEBRA Solve the equation 8+2z=3(2-z)

Mathematics

1 answer:

iris [78.8K]3 years ago

4 0

Answer:

z = $-\frac{2}{5}$ or - 0.4

Step-by-step explanation:

8+2z = 6 - 3z

2z = 6 - 8 - 3z

2z + 3z = - 2

5z = -2

z = $-\frac{2}{5}$ or - 0.4

You might be interested in

21-x/x =1/2 what is x plz help

Vesna [10]

Answer:

(21-x)/x=1/2

or,42-2x=x

or,42=3x

or,42/3=x

or,x=14

so,the value of x is 14

7 0

3 years ago

Read 2 more answers

What is the medical term for infection of the gallbladder?

kipiarov [429]

Answer:Cholecystitis

Step-by-step explanation:

4 0

3 years ago

Please help.

ddd [48]

Answer:

$The\ brother's\ present\ age= 4\ years\\The\ sister's\ present\ age=8\ years$

Step-by-step explanation:

$Let\ the\ brother's\ present\ age\ be\ x\\Hence\ we\ are\ given,\\His\ sister's\ present\ age=(2x)\\Now,\\The\ brother's\ age\ before\ two\ years=(x-2)\\The\ sister's\ age\ before\ two\ years=3(x-2)\\Also,\\His\ sisters\ age\ before\ two\ years=2x-2\\Hence,\\3(x-2)=2x-2\\3x-6=2x-2\\3x-2x=6-2\\x=4\\Hence,\\The\ brother's\ present\ age= 4\ years\\The\ sister's\ present\ age=2x=2*4=8\ years$

6 0

3 years ago

Read 2 more answers

30 out of 60 people like hot dogs. What percent of the people like hot dogs?

daser333 [38]

Answer:

50%

Step-by-step explanation:

Because 30 is half of 60. And 50% is half of 100% so both 30 and 50% are equivalent in this problem

3 0

3 years ago

Welp!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Radda [10]

Answer:

First and last one

Step-by-step explanation:

You have to use Pythagoras. Square the first two numbers (smallest) and then add them together. Square root the answer and if it gives you the largest number in the set, it‘s right

Hope this helps!

anymore questions let me know :)

8 0

3 years ago