Step-by-step explanation:
the answer is
7) y=-2
8) x=4
Answer:
First of all use 2 to multiply the numbers in the bracket which will be 2x-42=25....then collect like terms which will be 2x=25+42 which will be 2x=67 then 67/2=33.5 or 33whole number 1/2.
Answer:
17%
Step-by-step explanation:
Percent decrease
![= \frac{72000 - 60000}{72000} \times 100 \\ \\ = \frac{12000}{72000} \times 100\\ \\ = \frac{1200000}{72000} \\ \\ = 16.67 \% \\ \\ \approx \: 17 \%](https://tex.z-dn.net/?f=%20%3D%20%20%5Cfrac%7B72000%20-%2060000%7D%7B72000%7D%20%20%5Ctimes%20100%20%5C%5C%20%20%5C%5C%20%20%3D%20%20%5Cfrac%7B12000%7D%7B72000%7D%20%20%5Ctimes%20100%5C%5C%20%20%5C%5C%20%20%3D%20%20%5Cfrac%7B1200000%7D%7B72000%7D%20%20%20%5C%5C%20%20%5C%5C%20%20%3D%2016.67%20%5C%25%20%5C%5C%20%20%5C%5C%20%20%5Capprox%20%5C%3A%2017%20%5C%25)
Answer:
54
Step-by-step explanation:
4^3-4/2*5
4^3=64
64-4/2*5
-4/2=-2
64-2*5
-2*5=-10
64-10=54
Parenthesis
Exponent
Multiply or Divide (whichever comes first)
Add or Subtract (whichever comes first)
Hope this helps
Answer:
4
Step-by-step explanation:
5+4=9
c=9
9<10