Answer:
x = 11/9
Step-by-step explanation:
Eliminate parentheses, add 16x, subtract 21.
7(3 -x) = 8(4 -2x) . . . . given
21 -7x = 32 -16x . . . . . eliminate parentheses using the distributive property
9x +21 = 32 . . . . . . . . add 16x
9x = 11 . . . . . . . . . . . . subtract 21
x = 11/9 . . . . . . . . . . . .divide by the coefficient of x
Answer:

Step-by-step explanation:
Given


monthly
Required
Write an expression to determine the number of months
The total can be expressed using:

Substitute value for each term


Hence:
Option F answers the question
Answer:
300+ 12h=450
12h=150
h=12.5
Step-by-step explanation:
The answer to question above is 0.0000593