Question

Please give answer and explanation

Answer 1

Answer:

Step-by-step explanation:

4[3a-7]

we know that 3*4=12 and 7*4=28 so

12*a-28

= 12a-28

Answer 2

4(3a-7)

now we have to multiply 4 with 3a and 7

so,

4×3a = 12a

4×-7 = -28

12a-28 is correct answer

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