The students put recycling bins in the teachers lounge at school at the end of the week there was a total of 48.9 pounds of cans and bottles they split them evenly into three bags how many pounds did each bag weigh

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 parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Which of the following contains a variable?