Answer:
c or the third one
Step-by-step explanation:
The equation used to solve the problem would be 12.99 - 2.10b = 21.39
12.72792206135786
Work: square root of 2
12.7279220613582 = 162
Example
The square root of 2 is the number which when multiplied with itself gives the result as 2. It is generally represented as √2 or 2½. The numerical value of square root 2 up to 50 decimal places is as follows:
√2 = 1.41421356237309504880168872420969807856967187537694…
Hopes this help
Y+4 = (-4/3)(x-6)
Mark brainliest please
Hope this helps you