Let the number be x.
2x + 15 = x + 23 | 15 added to 2x is equal to x increased by 23
x + 15 = 23 | Take away x from both sides
x = 8 | Take away 15 from both sides
Answer: The number is 8.
Answer:
51
Step-by-step explanation:
Given parameters:
Number of heads = 30 heads
Number of legs = 84 legs
Unknown:
Number of chickens and pigs = ?
Solution:
Since a chicken has one head, the number of chicken is the same as the number of heads;
Number of chicken = 30
A pig has 4 legs,
Number of pigs = = 21pigs
Total number of pigs and chickens = 30chickens + 21 pigs = 51
Answer:
awe that is bad :( (abt your grades) and my day is going great ty!! how is yours?
Step-by-step explanation:
You have to use Distributive Property.
10(2x - 8)
^ ^
20x - 80
Since there are no like terms, the answer will be 20x - 80. Hope I helped.