Hey guys i need help on this problem it from cpm idk if u guys know it but Can u guys show it to me plz ;-; 2x-3=-x+3

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Solve the system of equations y= 3/2 - 1, -x+ y =-3