0
Anonymous
To find the answer, take 4 away from both sides of the equals sign. You are left with x on the left and 3 on the right, so x = 3.
Wiki User
x = 7
If x=4 then 2x+7 =
3
33
Y = x - 7
9 plus 7 equals 144. Generally, x plus y = x(x+y).
2x + 7 = x + 3 x + 7 = 3 x = -4
y=(7-x)/4
4
x=7 3/4
7
x=4