3 years ago

Find the value of this expression if x= -9

Mathematics

1 answer:

slavikrds [6]3 years ago

5 0

Answer:

Step-by-step explanation:

To solve an equation with a variable whose value is given, simply substitute the value for the variable wherever you see the variable.

-9 - 7 / -9 + 7

-16/-2

-8/-1

I'm always happy to help :)

You might be interested in

HELP FOR 15 POINTS!The table shows the number of minutes in different numbers of days.

GalinKa [24]

B is the right answer m=1440d

6 0

4 years ago

Read 2 more answers

What is the answer to the qustion 0.3h+1.2=0.1h-2.6

andreev551 [17]

Answer:

-19

Step-by-step explanation:

0.3h+1.2=0.1h-2.6

.2h+1.2=-2.6

.2h=-3.8

h=-19

7 0

3 years ago

Someone help please

dalvyx [7]

Answer:

Step-by-step explanation:

the 2 angles shown are complementary meaning that they will add up to equal 90

x+71=90

subtract 71 from each side x=19

5 0

3 years ago

Read 2 more answers

Mark spent 1/3 of an hour reading his Bible. How many minutes did he read his Bible?

madam [21]

Answer:

20 minutes

Step-by-step explanation:

60/3=20

hope this helps :)

5 0

4 years ago

What is the factored form of this expression 4x^2 -12x+9

Anon25 [30]

Answer:

(2x - 3) ^2

Step-by-step explanation:

Factor using the perfect square rule.

7 0

4 years ago