Answer:
10 =x
Step-by-step explanation:
f(x) = x-7
Let f(x) = 3
3 = x-7
Add 7 to each side
3+7 = x-7+7
10 =x
Right now sally is 10 years old. Hope this helps!
Divide 11.25 by (2/3). The answer is 16.875
Answer:
R760
Step-by-step explanation:
If $1 is equivalent to R8 and the total oil costs $95 you must multiply 8x95. This leaves you with an answer of R760