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3 years ago

10

Find the difference (20m+3)-(7m-5)

2 answers:

ioda3 years ago

7 0

Answer:

20m+3-7m+5

20m-7m+3+5

13m+8

kiruha [24]3 years ago

3 0

Answer:

13m + 8

Step-by-step explanation:

Distribute

(20<em>m</em> + 3) - 1(7<em>m</em> - 5)

(20<em>m</em> + 3) - 7<em>m</em> + 5

Eliminate redundant parentheses

(20<em>m</em> + 3) - 7<em>m </em>+ 5

20<em>m </em>+ 3 - 7<em>m </em>+ 5

Add the Numbers

20<em>m </em>+ 3 - 7<em>m </em>+ 5

20<em>m </em>+ 8 - 7<em>m</em>

Combine Like Terms

20<em>m </em>+ 8 - 7<em>m</em>

13<em>m </em>+ 8

Solution

13<em>m</em> + 8

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