Question

solve: 7(m+3n)+(4-5n)

Answer 1

Answer:

Step-by-step explanation:

Remove parentheses.

7(m+3n)+4-5n

7(m+3n)+4−5n

2 Expand by distributing terms.

7m+21n+4-5n

7m+21n+4−5n

3 Collect like terms.

7m+(21n-5n)+4

7m+(21n−5n)+4

4 Simplify.

7m+16n+4

7m+16n+4

...

Answer 2

Solution

7  +  1 6 +  4