Add or subtract show your work for each problem by using boxes circles colored underlined or group in to identify the like terms before you simplify. a.(-2x^2-4x+13)+(12x^2+2x-25)

b.(7x^2+4x-26)-(-7x^2-3x+15)

What is the standard form of -5x^2+2x^4-11+x^3+3x

Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?