Answer:
The answer is x= 
, x= 
Step-by-step explanation:
x^2=a
-9x=b
3=c
Plug into formula.
Equation: 
Simplify the equation.
Equation: 
Subtract 81 and 12.
Equation: 
Spit into two equations
Equation 1:
Equation 2:
Hope this helps!
Answer:
each person pays $190
all together the rent is $950
Step-by-step explanation:
240 - 50 = 190
190 x 5 = 950
Answer:
H= 11
Step-by-step explanation:
231 = h x 7 x 3
231 = 21h
/21 /21
H=11
Answer:
The 2 equations are E = 2K and K = E-3
Step-by-step explanation:
Let the height of Eric be E
Let the height of Kevin be K
Eric is twice as tall as his little brother Kevin
E = 2K
Kevin is also three feet shorter than Eric
K = E-3
The 2 equations are E = 2K and K = E-3
Answer:
57 1/2 or 57.5 minutes
Step-by-step explanation:
5 x 11.5
57.5
