8x-9y=11
First you move the 8x because you have to leave the 9y alone
8x-9y=11
-8x -8x
-9y=11-8x
Now you have to move the -9, so the inverse of multiplying is dividing so you divide -9.
-9y/-9= 11/-9 -8x/-9
since you can't have negative as a denominator it would be:
y= -11/9+8x/9
<span>You have to change the signs</span>
Answer:
- 4.5, - 0.5, 0.7, 2.3, 3.0
Answer:
Step-by-step explanation:
Let
x------> the number of pink roses bushes
y----> the number of white rose bushes
we know that
-----> equation A
substitute the value of x in the equation A
Answer:
the perimeter of the square is 12 mm
Step-by-step explanation:
each side of the square is 3 mm
8/12: 2/3 and 16/24
6/8: 3/4 and 12/16
9/15: 3/5 and 18/30
2/16: 1/8 and 4/32
