I hope this helps you
-2 [7+6. (-2)]
-2.(7-12)
-2.-5
10
Answer:
x = 0/2
x = 0
Step-by-step explanation:
4(x+8)-2(x-7) = 46
Expanding the brackets
4x +32 - 2x +14 = 46
2x + 46 = 46
2x = 46-46
2x = 0
x = 0/2
x = 0
Answer:
It takes the second worker 11 hours to do the job alone
Step-by-step explanation:
The problem tells you how to work it.

x = 11 tells you the second worker takes 11 hours to do the job alone.
_____
You can also work directly with the fractions. Subtract 1/11 and you have ...
1/x = 1/11
It should not be a real stretch to see that x=11. If you need, you can multiply both sides by 11x to get 11=x.
QR IS 23.8! Just subtract 68.4-44.6. The answer is right because 44.6+23.8=68.4
False, it's the other way around: you divide the numerator by the denominator.
For example, to evaluate
you divide 8 by 15:
