Question

if a number is doubled and the result is increased by 5, we get 45 find




the number​

Answer 1

Answer:

2x + 5 = 45

=> 2x = 45 - 5

=> 2x = 40

=> x = 40/2

=> x = 20

Answer 2

Answer:

20

Step-by-step explanation:

Let the number be 'x'.

Let the number be 'x'.Double the number=2x

Let the number be 'x'.Double the number=2xIncreased by 5=2x+5

Let the number be 'x'.Double the number=2xIncreased by 5=2x+52x+5=45

Let the number be 'x'.Double the number=2xIncreased by 5=2x+52x+5=452x=45-5

Let the number be 'x'.Double the number=2xIncreased by 5=2x+52x+5=452x=45-52x=40

Let the number be 'x'.Double the number=2xIncreased by 5=2x+52x+5=452x=45-52x=40x=40/2

Let the number be 'x'.Double the number=2xIncreased by 5=2x+52x+5=452x=45-52x=40x=40/2x=20

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