Answer:
x<3
Step-by-step explanation:
5x+12+3x<36
First subtract 12 from both sides.
5x+3x<24
Next combine like terms on the left side (5x and 3x)
8x<24
Next divide 8 from both sides
x<3
The second one is d 78 and 82
8 are left handed bc 20% of its 40 is 0.2×40 =8
Answer:

Step-by-step explanation:
The given formula is :

We need to find the formula for v.
Cross multiplying the given formula.

Dividing both sides by m. So,

Adding both sides by u².

Hence, this is the required formula.