Write an expression to represent:
one more than the product of one and a number x.

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

The square root of 9x plus 7 plus the square rot of 2x equall to 7