Answer:
80 millilitres (mL)
Step-by-step explanation:
Multiply by 1000 because there are 1000 mL in 1 L
Yes! You’re on the right track! You followed it perfectly!
Parentheses
Exponent
Multiplication
Division
Addition
Subtraction
Well done!
Answer:
f = -5, s = -6
Step-by-step explanation:
F= first number
S= second number
4f - s = -14
f + 3s = -23
3(4f - s = -14)
12f - 3s = -42
+ f + 3s = -23
13f = -65
————
13
f = -5
4f - s = -14
4(-5) - s = -14
-20 - s = -14
+20 +20
-s = 6
———
-1
s = -6
The answer is
.
Solution:
Use algebraic identity: 
For example: 
Given expression
and
.
To multiply these equations.




Combine like terms together.



Hence the answer is
.