Answer:
X = 4
Step-by-step explanation:
5x + 3 = 23
Subtract 3 from both sides: 5x = 20
Divide both sides by 5: x = 4
Answer:
José has 49 used stamps
Step-by-step explanation:
7 used stamps for every 4 new stamps
To solve this type of problem, we can use a ratio
7 : 4 ratio
He has 28 new stamps
7 : 4 = x : 28
Ratios can be written as fractions
Cross multiply
4x = 7(28) = 196
Divide by 4 on both sides
x = 49
Hope this helps :)
It does matter because for the understanding of to make it easier.
Answer: -1/4
Step-by-step explanation: The reason is simple. When working with negatives, you reverse the rules and the smaller number becomes the larger number, because it is closer to zero.
Answer:
I think it is B
Step-by-step explanation: