exam Maths Puzzle Numerical Ability

Simplify: 16x^2+8x+1/1 - 16x^2

Read Solution (Total 0)

exam Other Question

One plane departed from NY and, at the same time, another plane departed from Mexico City. They flew towards each other at rates of 650 mph and 550 mph. If NY and Mexico City are 3,000 miles apart, in how many hours did the planes pass each other? I am stuck on correct answer for:

if x - 2/7 x = 5, then x =

I believe answer is "7" but I need to verify my work. Can you show me the breakdown to get correct resolve?