Answer:
Step-by-step explanation:
45% = 45/100 = 0.45
- 0.45x = 18
- x = 18/0.45
- x = 40
100% is $40
⇔⇔⇔⇔⇔⇔⇔⇔⇔<span>9.27*106 </span>⇔⇔⇔⇔⇔⇔⇔⇔⇔⇔
1. 28p + 32
2. - 56s - 14
3. 48d - 24
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For this case we have the following system of equations:
We multiply the second equation by -1:
We add the equations:
We find the value of "x":
Thus, the solution of the system is given by:
ANswer:
(9, -8)
