Answer:
I would model and record finding the sum and difference of two rocks by calculating the weight and pound and it will be equal to the mass of that rock.
Step-by-step explanation:
To get rid of the parenthesis, we use the Distributive Property.
8x + 4x - 4
Now, we add the like terms.
12x - 4
The answer is B, 12x - 4. You were really close!
Hope this helps!
Answer:
d. -4/5
Step-by-step explanation:
When using the equation m = y2 - y1 / x2 - x1, we get m = 5-1 / -3-2.
Simplified: m = 4/-5.
The negative can be placed on the numerator or denominator, it doesn't make a difference.
There would be 160 people.
(.75)=(120)
(.25)=(40) (Divide by 3)
(1)=(160) (Multiply by 4)
The money altogether is 8.00$