Mary's coffee shop makes a blend that is a mixture of two types of coffee. type a coffee costs mary $5.45 per pound, and type b coffee costs $4.35 per pound. this month's blend used twice as many pounds of type b coffee as type a, for a total cost of $410.35. how many pounds of type a coffee were used?

For what values of b will f(x)= logbx be a decreasing function? (16 )

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

What is the area of the triangle 10 13 12