Solve the equation by completing the square if necessary round to the nearest hundredth x^2-18x=19
a. 1; 19
b. -1; 19
c. 3; 6
d. -3; 1
me if you can, you so

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

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab