Answer: The answer is 4. 7+(-3) is like 7 minus 3.
Step-by-step explanation:
9514 1404 393
Answer:
x ≈ 2.87
Step-by-step explanation:
We can subtract 6 to put the equation into a form easily solved.
x^2 +2x +1 = 15
(x +1)^2 = 15
x +1 = √15 . . . . . for the greatest solution, we only need the positive root
x = √15 -1 ≈ 2.87
Answer:
Step-by-step explanation:
3(10+n) = 25
30 +3n =25
30-30 and 25-30=
3n=-5
3/3 and 5/-3
Answer:
93
Step-by-step explanation:
5*90 = 450
82+94+89+92 = 357
so
450-357 = 93
hope this helped :)