1. 3x+3y=15
-3y = -3y (subtract 3y from both sides)
3x = 15-3y
----------------------
3 = 3 3 (divide each number by 3)
x = 5- y
1/2 (1/16 + 1/12)
1/2 ((3 + 4 )/48)
1/2 × 7/48
= 7/96
Answer:
Simplify the expression 3: 5
a
^3
−
6
a
?
−
8
a
+
8
Simplify the expression 4: 10
y
^2
−
11
y
−
25
8×12=96. Katie
12×12=144. Mary
you have to Divide Katie's 96 by 8 to get 12
then take Mary's 12 and multiply it by 12 to get the answer of 144 apps that Mary owns
The correct answer for the question shown above is: Gabriel should use 2 kilograms of compost.
The explanation is shown below:
1. To solve the exercise you must apply the following proccedure:
2. You have that He
wants it to be 2 parts compost to 10 parts potting soil and he
wants to end up with 10 grams of mix. Therefore:
=(2/12)x12 kilograms
=0.166x12 kilograms
=2 kilograms
