exam Maths Puzzle Numerical Ability

I need help with this problem

x+y=7
x-y=9

Please help

Read Solution (Total 0)

exam Other Question

Tutor could you help me please with this problem?

/x+2/=5 and x<0 what is the value of X?

Thank you very much!! Ride the peaks. Smith bicycled 45 miles going east from Durango, and Jones bicycled 70 miles. Jones averaged 5 miles per hour more than Smith, and his trip took one half hour longer than Smith�s. How fast was each one traveling.