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Harrizon [31]
3 years ago
15

9x+7 when x+3 and x4 when x =3 pls do step by step

Mathematics
2 answers:
Anastaziya [24]3 years ago
6 0

Answer:

x=1

Step-by-step explanation: 9x+7=16

Subtract 7 from both sides.

9x=16−7

Subtract 7 from 16 to get 9.

9x=9

Divide both sides by 9.

​Divide 9 by 9 to get 1.

x=1

sergiy2304 [10]3 years ago
3 0

Answer:

34

Step-by-step explanation:

9x+7 when x=3

Plug 3 into the equation for the variable x

So, it would be 9(3)+7

Multiply 9×3 together to get 27

Finally, add 27 and 7 together

The answer should be 34

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