solve for x
3x+6<21
Answer:
x=5
Step-by-step explanation:
This one does not follow the correct rules in math but this is very helpful for "limited time" exams.
3
x
+
6
=
21
Transfer +6 to other side of the equation, converting the sign to opposite one making +6 to -6
3
x
=
21
−
6
Subtract
3
x
=
15
Divide it by the number with
x
3
x
3
=
15
3
Final answer
x
=
5
Answer:
x < -2
y > 1
Step-by-step explanation:
x < -3 + y
*x + y > -1
(-3 + y) + y > -1
-3 + 2y > -1
2y > -1 + 3
2y > 2
y > 1
*x < -3 + y
x < - 3 + (1)
x < -2
Answer:
The price dropped by $42.