What is the value of x in this triangle?

enter your answer as a decimal in the box. round only your final answer to the nearest hundredth.

x = °

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

I’m stuck on this equation, anyone got the answer?