3 years ago

What does x = in the equation 8x-9=x+9

Mathematics

1 answer:

BaLLatris [955]3 years ago

6 0

Answer:

x = 2 4/7

Step-by-step explanation:

8x - 9 = x + 9

Add 9 to both sides

8x - 9 + 9 = x + 9 + 9

8x = x + 18

Collect like terms

8x - x = 18

7x = 18

Divide both sides by 7

7x/7 = 18/7

x = 2 4/7

You might be interested in

What is the domain of this exponential function?

Pavlova-9 [17]

Answer:

Domain = x E R

Step-by-step explanation:

Since an exponential function has no restriction on the "x" value, its domain can range from anywhere on the plane of "x."

3 0

3 years ago

Which cube root function is always decreasing as x increases?

kvasek [131]

The answer is O f(x) =-35x+5

5 0

3 years ago

Solve for s.<br> 8 - 4s = s + 13

Andrej [43]

Answer:

s= -1

Step-by-step explanation:

5 0

3 years ago

And ice cream factory makes 190 quarts of ice cream in five hours how many quarts could be made in 36 hours what was the rate pe

levacccp [35]

190/5 = 38

So, they can make 38 quarts in an hour.

38 * 36 = 1,368

They can make 1,368 quarts in 36 hours.

3 0

3 years ago

A rate simplified so that it has a denominator of 1?

babunello [35]

$\sf\frac{28}{7} = \frac{7\times 4}{7\times 1}=\frac{4}{1}\\\\\frac{28}{7} ~is ~a ~rate~ that~ when~ simplified ~has ~1~ in~ the ~denominator.$

5 0

3 years ago

Read 2 more answers

What does x = in the equation 8x-9=x+9​

What does x = in the equation 8x-9=x+9