Answer:
Step-by-step explanation:
x = father's age
y = son's age
Nowadays:
3x = y
5 years ago:
4(x - 5) = y - 5
4x - 20 = y - 5
4x = y + 15
I hope I've helped you.
Tbh I would say ounces or grams. I wouldn't make a final decision on my answer though.
._.
Answer:
d i think
Step-by-step explanation:
Answer:
1820
Step-by-step explanation:
The sum of the first n terms of a geometric series with common ratio r and first term a is:
a(1-r^n)/(1-r). Plugging this in 5(1-3^6)/(1-3)=1820
Answer:
y = 1/2x -4
Step-by-step explanation:
Subtract 1 from both sides of the equation and simplify.
y = 1/2(x -6) -1
y = 1/2x -3 -1
y = 1/2x -4
