Question

-4(7m+n)+7(4m-n) помогите плиз срочно нужно

Answer 1

- 28m-4n+28m-7n= - 11n

Answer 2

-4(7m+n)+7(4m-n)=-28m-4n+28m-7n=-11n
p.s. -28m+28m=0

Answer 3

Solving the Expression -4(7m+n)+7(4m-n)

To solve the expression -4(7m+n)+7(4m-n), we can use the distributive property to simplify the expression.

First, distribute the -4 and 7 to the terms inside the parentheses:

-4(7m+n) = -28m - 4n 7(4m-n) = 28m - 7n

Now, combine the like terms:

-28m - 4n + 28m - 7n = 0m - 11n

So, the simplified expression is -11n.

Therefore, the value of the expression -4(7m+n)+7(4m-n) is -11n.

This information is based on mathematical principles and simplification of algebraic expressions.