Answer:


Step-by-step explanation:
Required
As a decimal to nearest thousandth
Solving (a): 78.4%

Express as fraction

Solve fraction
----- This is already in thousandth place
Solving (b): 29%

Express as fraction

Solve fraction

Approximate

Answer:
x = 15/p
Step-by-step explanation:
4(px + 1) = 64
4px + 4 = 64
-4 -4
4px/p = 60/p
4x/4 = 60/p/4
x = 15/p
No solution to this problem
Answer:
see picture with work shown
Answer:
42 - 6 - 6 - 6 - 6 - 6 - 6 - 6 = 0
or
42 - 7 - 7 - 7 - 7 - 7 - 7 = 0