ihavenoclue100 ihavenoclue100

22-11-2021
Mathematics

contestada

1.) 2x+9=21
2.) 4x-25=11
3.)8x+13=45

Respuesta :

trinityy30 trinityy30

22-11-2021

2x+9=21 Answer: x=6
4x-25=11 Answer x=9
8x+13=45 Answer x=4

Answer Link

Аноним Аноним

22-11-2021

Solution:

2x + 9 = 21

or, 2x = 21 - 9
or, 2x = 12
or, x = 12 ÷ 2
or, x = 6

2. 4x - 25 = 11

or, 4x = 11 + 25
or, 4x = 36
or, x = 36 ÷ 4
or, x = 9

3. 8x + 13 = 45

or, 8x = 45 - 13
or, 8x = 32
or, x = 32 ÷ 8
or, x = 4

Answers:

6
9
4

Hope it helps.

Do comment if you have any query.

Answer Link

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