Answer:
x+3y=-9
Step-by-step explanation:
-2(x+3y)=18
x+3y=18/-2
x+3y=-9
Answer:
Width-6
height-3
I determinded the width and the height by counting how many cubic blocks there are up and down.
Step-by-step explanation:
Answer:

Step-by-step explanation:







- When it happens that the product of the factors is the same as zero. It is divided into two possible cases.

- We solve the two equations:

<h2>Answer: </h2>

<h3><em><u>MissSpanish</u></em></h3>