22west:

Add the two expressions. 3z−4 and 2z + 5

1 month ago
22west:

@dude

1 month ago
dude:

We have to combine like terms 3z-4+2z+5

1 month ago
22west:

3z and 2z 4 and 5

1 month ago
dude:

|dw:1516654969285:dw|

1 month ago
22west:

ok first of all the circles and lines look like sperm cells

1 month ago
dude:

Lmao thanks

1 month ago
22west:

just sayin

1 month ago
22west:

pun intended

1 month ago
dude:

Lmao, back to the question, combine the terms When adding, remember to take the sign of the bigger number

1 month ago
22west:

umm

1 month ago
dude:

-4+5 3z+2z

1 month ago
22west:

is that the answer

1 month ago
dude:

No, I am showing you what to add

1 month ago
22west:

oh ok

1 month ago
22west:

-4 + 5z?

1 month ago
dude:

What is -4+5?

1 month ago
dude:

Or 5-4

1 month ago
22west:

1

1 month ago
dude:

Yes, so it is 1+5z

1 month ago
22west:

Add the two expressions. m + 6 and 4m + 2

1 month ago
dude:

add 4m and m add 6 and 2

1 month ago
22west:

4m + m 8

1 month ago
dude:

m is just 1m So 4m +1m

1 month ago
22west:

oh

1 month ago
22west:

5m

1 month ago
dude:

Yes so it is 5m+8

1 month ago
22west:

Add the two expressions. −2.4n−3 and −7.8n+2

1 month ago
dude:

-2.4n+-7.8n= -3+2=

1 month ago
22west:

-3+2=-1 -2.4+(-7.8)

1 month ago
22west:

=10.2

1 month ago
dude:

Keep the sign!

1 month ago
22west:

-

1 month ago
dude:

-10.2n-1

1 month ago
22west:

that is the answer?

1 month ago
dude:

Yes

1 month ago
22west:

Subtract m + 8 ​​from​ 5m + 11.

1 month ago
dude:

\((5m+11)-(m+8)\) Distribute the -1 into the second set of parenthesis

1 month ago
22west:

(5m+11)-(1m+8)

1 month ago
22west:

thats the answer?

1 month ago
dude:

No, you have to distribute -1 into (m+8)

1 month ago
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