Respuesta :

Answer: 252

Step-by-step explanation:

84 x 3 = 252. Hopefully I'm right <3

msh100

Answer:

She has 63 photos.(Tom has 21)

Step-by-step explanation:

First, you need to write out the equation 3x+x=84. This answer is 4x=84. Solve the equation. Then you will get the value of x. After that, you plug in 21 into x and get your answer!!!

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