6b^2-5b=4
6b^2-5b-4=0
6b^2+3b-8b-4=0
(6b^2+3b) (-8b-4)
3b(2b+1) -4(2b-1)
(3b-4) (2b-1)
hope i helped
Answer:
51/7 =
31/9 = 
Step-by-step explanation: I hope this helps you!
Answer:
Only:
B. x=7
D. x=0
Step-by-step explanation:
Substitute the answers in the formula and only 7 and 0 will work.
There are a few ways to find out the correct answer. One of them is to divide 2.40 by 6 to get a price of one cake and then multiply it by 10:
2.40 ÷ 6 = 0.40
0.40 * 10 = 4.00
Answer: Ten cakes would cost 4 pounds.
Answer:
The solution is
. Fourth option
Explanation:
Solve for x:

Move all the terms from the right to the left side of the equation, a zero in the right side:

Join all like terms:

The general form of the quadratic equation is:

Solve the quadratic equation by using the formula:

In our equation: a=1, b=-2, c=-46
Substituting into the formula:



Since 188=4*47

Take the square root of 4:

Divide by 2:

First option: Incorrect. The answer does not match
Second option: Incorrect. The answer does not match
Third option: Incorrect. The answer does not match
Fourth option: Correct. The answer matches exactly this option