Answer:

Step-by-step explanation:
<u>Given Equation is:</u>

Adding 9 to both sides
=> 
=> 
Multiplying 2 to both sides
=> -3x = -18 * 2
=> -3x = -36
Dividing both sides by -3
=> x = 12
Answer:
27.5 cm
Step-by-step explanation:
because 0.25 x 110 = 27.5
Answer:
x = -4, x = 1
Step-by-step explanation:
x^2 + 3x - 4 = 0
4 and -1 add to 3 and multiply to -4.
(x+4)(x-1) = 0
Separate these by the Zero Product Property.
x+4 = 0
x-1 = 0
Solve.
x = -4
x = 1
Answer:
70%
Step-by-step explanation:
Volume of container A
50.27 * 17 = 854.6cm^3
Volume of container B
113.1 * 11 = 1244.1 cm^3
percent of Container B that is full after the pumping is complete
=

= 68.69%