What is the product of this following expression (3x +6)`2

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

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

2/3(-6y+9x) expand each expression using the distributive property