Answer:
4/5 - 3/10 is 0.5.
Step-by-step explanation:
You want to divide top and bottom (Whatever you do to one side do to the other) So start off dividing 5 by 10 which wil give you 0.5, next you want to divide 4 by 3 which gives a repeating decimal so youll use the whole decimal (0.5) as an answer
Answer:
4 hours and 15 minutes
Step-by-step explanation:
Well each ladder has 30, and then it depends on how each person climbs their ladder. One climb at the rate of -2 per second. The other climb at the rate of 1 per second. Just x is equal to 1, that's why I didnt put 1x.
Equation: 30 + -2x = 30 + x
ANSWER
A. Noah is correct because the two sides of the equation are equivalent expressions.
EXPLANATION
The equation given to Noah was
He expanded to get:
He then further simplified each side of the equation to get;
Both sides of this equation are equivalent.
Therefore the equation has infinitely many solutions.
The correct answer is A