Answer:
Following are the solution to these question:
Step-by-step explanation:
Please find the complete question in the attached file.
3n+4=32÷2
3n+4=16
subtract 4 from both sides
3n=12
divide both sides by 3
n=4
X^2-4x-5=0
according viet’s theorem
the roots are 5 and -1
Fourth grade average:
87 + 95 + 76 + 148 + 104 = 510 / 5 = 102
Seventh grade average:
183 + 187 + 204 + 215 + 196 = 985 / 5 = 197
Answer:
combined like terms and then follow the order of operations.
Step-by-step explanation: