tylermorse6198 tylermorse6198

23-11-2021
Mathematics

contestada

Oliver is 6 more than twice as old as Sam. If Oliver is 21 how old is Sam?

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Аноним Аноним

23-11-2021

Answer:

Sam is 7 and 1/2 years old.

Step-by-step explanation:

Let Sam be x years old. Then we have the equation:

2x + 6 = 21

2x = 21-6 = 15

x = 7.5.

Answer Link

tajudeenoseni tajudeenoseni

23-11-2021

7½yrs

Step-by-step explanation:

Sam = x

Oliver = 6 + 2x

Sam = (21-6) ÷2

Sam=15÷2

Sam=7½yrs

Answer Link

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