3 years ago

Help on this question please.

Mathematics

1 answer:

user100 [1]3 years ago

4 0

Answer:

a) P = 6x + 13//

b) i) x = 5//

ii) 9//

Step-by-step explanation:

a) P = 2(x+2) + 2(2x-1) + 3 + 8 m

= 2x+4 + 4x-2 + 3 + 8

= 6x + 13//

b) i) P = 43 m

43 = 6x + 13

43-13 = 6x

30 = 6x

6 6

x = 5//

ii) longest side = (2x-1) m

2 × 5 - 1

10-1 = 9//

You might be interested in

3. How many solutions does the equation have?

Pepsi [2]

An infinite number of solutions since the right side is equal the left side for every value of x.

3 0

2 years ago

A bag contains 9 marbles: 3 are green, 2 are red, and 4 are blue. Bob chooses a marble at random, and without putting it back, c

kvasek [131]

Answer: 1/18

Step-by-step explanation:

9 total marbles

2 red

so the first time he picks it would be a 2/9 chance of the marble being red

the second time there would be 8 total marbles and 2 red, so it would be a 2/8 or 1/4 chance.

the probability is found by doing 2/9*1/4 which equals 2/36 or 1/18.

8 0

2 years ago

25 points! Please help!

Annette [7]

Answer: 15 minutes

Explanation:

8 0

3 years ago

Read 2 more answers

I just need help with 3-6 (explain answers please)

antiseptic1488 [7]

Answer:

3-6=3

Step-by-step explanation:

8 0

3 years ago

Worth 10 points pls help

Olenka [21]

What subject is this

3 0

3 years ago