Can someone please explain this and Answer it

Mathematics

2 answers:

elena-14-01-66 [18.8K]2 years ago

6 0

71
first, subtract 1 from 10 which is 9
then multiply 9 and 7 which gives you 63
now, add 63 and 8
that brings you to your answer, 71 :)

Gwar [14]2 years ago

4 0

Answer:

Step-by-step explanation:

pemdas -> parentheses, exponents, multiplication, division, addition, and subtraction

you have to do those in order

first parentheses so (10-1) = (9)

(you keep the parentheses)

then no exponents so multiplication

7*(9) = 63

lastly addition

8+63

You might be interested in

Evaluate y=3x for x=2.<br> y=

11111nata11111 [884]

Answer:

y=6

Step-by-step explanation:

y=3x x=2

y=3(2)

y=6

3 0

2 years ago

It is known that a certain function is an inverse proportion. Find the formula for this function if it is known that the functio

katrin2010 [14]

Answer:

$y=\frac{24}{x}$

Step-by-step explanation:

We have been given that a certain function is an inverse proportion. We are asked to find the formula for the function if it is known that the function is equal to 12 when the independent variable is equal to 2.

We know that two inversely proportional quantities are in form $y=\frac{k}{x}$ , where y is inversely proportional to x and k is constant of variation.