SOLUTION: Please, help me with this problem:
Solve - sqrt2x+1 = -9
a. 50
b. 4
c. 40
d. -41
Thank you!
Algebra.Com
Question 1070187: Please, help me with this problem:
Solve - sqrt2x+1 = -9
a. 50
b. 4
c. 40
d. -41
Thank you!
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Solve
multiply both sides by -1
square both sides
2x + 1 = 81
2x = 81 - 1
2x = 80
x = 80/2
x = 40
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