Plug in x with -1
A negative number in parenthesis times an exponent is always positive.
8+3-7=4
12+40+28+12= 92
40-12= 28
92+28= 120
28-12= 16
120+16= 136
P=136
Answer:
- n + q = 25
- 0.05n + 0.25q = 4.05
Step-by-step explanation:
<em>Two equations</em> are required to represent this problem as posed.
1. An equation for the number of coins:
n + q = 25
2. An equation for the value of the coins:
0.05n + 0.25q = 4.05
Answer:
No solution!
Step-by-step explanation:
Kindly see the attached file for processed solution
Answer:
12
Step-by-step explanation:
9(-4)/(-3)
9x-4=-36
-36/-3=12
