Question

Напишите сумму в виде произведения : 3*7+5*7= А)3*7 В)7*10 С)7*5 D)75

Answer 1

 вообще, 7(3+5) , подобного здесь нет

Answer 2

Calculation of the Sum: 3 * 7 + 5 * 7

To calculate the sum of 3 * 7 + 5 * 7, we can simplify it by factoring out the common factor of 7:

3 * 7 + 5 * 7 = 7 * (3 + 5)

Simplifying further, we have:

7 * (3 + 5) = 7 * 8

Therefore, the sum of 3 * 7 + 5 * 7 is 56.

Answer: D) 75

The correct answer is D) 75.