150 + x² = 199
What is x?

x = 7

Step-by-step explanation:

150 + x² = 199

=> 199 - 150 = x²

=> 49 = x²

=> x = 7

Hoped this helped.

x=7

Step-by-step explanation:

199 minues 150 is 49

the square root of 49 is 7

x is equal to 7

The correct answer to the problem is x=7

answer: i'm not going to give you the answer, but some hints to work it out.

step-by-step explanation: so, if there is a straight line that means that the line angle is 180°. so we subtract the 2 angle measures provided, (15 and 38) from 180. so the answer is 180 - (38 + 15). (you have to solve the equation)

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.