Answer:
-14, -13, -7, 11
Step-by-step explanation:
x + 10 = -4 ----> x = -14
x + 10 = -3 ----> x = -13
x + 10 = 3 ----> x = -7
1 + 10 = x ----> x = 11
Answer:
r represents the rate the electric company charges per kilowatt-hour.
Step-by-step explanation:
r represents the rate the electric company charges per kilowatt-hour.
Total charged to Zhao was 63.25 out of which 3.50 is administrative charge (fixed).
- Total charge consists of "administrative charge" + "charge per kilowatt hours*hours used
- The equation is given as 63.24 = 3.5 + 800r
<u>Matching the "word equation" with "mathematical equation", we see that 800 is the hours used and r is the charge per kilowatt hour.</u>
Answer:
12
Step-by-step explanation:
The given expression is :
We need to find the value of this expression when h = 8, j = -1 and k = -12.
Put all the values in the given expression.
So, the value of the given expression is 12.
AC is 2x+1
CB is 3x-4
AB= 2x+1+3x-4
To find X, the answer would be 2
