To solve this, create an equation that follows 45% of a value is 18. This would look like x*.45=18. Now, solve for x, x*.45=18, divide by .45, x=18/.45=40, making your value 40. To check, plug in your value to the equation 40*.45=18 and see if it stays true.
Number 1 is Rio Grande and number 2 is St. Lawrence River
Step-by-step explanation:
Your answer will be x= -4y/3 + 55/3
Answer:
-6x-5
Step-by-step explanation:
remove the parentheses
collect the like terms (-x and -5x, -3 and -2)
evaluate
7 is closer to 10 and is more than half. 5 and up, go up one. 4 and below, stay the same.
8.475= 8.5