Answer:
x = -18
Step-by-step explanation:
1/2x = -9
(21)1/2x = -9(2/1)
x = -9/1(2/1)
x = -18/1
x = -18
The decimal number that is equal to 3 1/8 is 3.125.
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
Hola. La derivada de 2x =2 , 8x = 8 , 10x² = 20x. Pienso que te ayudar por este exercicio.
X+x+1+x+2 = 234
3x + 3 = 234
3x = 231
x = 77
so <span>Three consecutive integers: 77,78,79
double check
77+78+79=234</span>
