The expression −16t2+100t represents the height in feet of a rocket t seconds after it is launched. The expression −16t2+80t+4 represents the height in feet of a second rocket t seconds after it is launched. Which expression is equal to the height of the second rocket subtracted from the height of the first rocket?

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

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