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10-11-2020
Mathematics

contestada

Prove that 3a + 3b is equivalent to 3(a + b) when a = 4 and b = 3.

Respuesta :

Binisha Binisha

10-11-2020

Step-by-step explanation:

= 3a+3b

or, 3×4+3×3

or, 12+9

or, 21

again,

= 3(a+b)

or, 3×(4+3)

or, 3×7

or, 21

hence 3a+3b is equivalent to 3(a+b) is proven

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