2mn - 2mt + 2sn - 2st = 0
Divide both sides of the equation by 2:
mn - mt + sn - st = 0
m (n - t) +s (n - t) = 0
(m + s) (n - t) = 0
That's as far as you can go with the information given.
y=7+x =x=7-x
Add 4x - 2 to each side: 5x = 5 x = 1
by not concentrating on picking your nose when you are in class all day long
z=pq
If you can't factor it easily, use the quadratic formula.
How do you solve 4y plus x equals 8
-2 plus 5 equals +3
Not enough information to solve
1
A is 14
Px equals -0.6 plus 60x-1500
many solutions
5
a= -0.8
Can you help with this equation? Thanks. Solve for x and y and z for the following. x plus y plus z equals 9 x plus 2y plus 3z equals 23 x plus 5y plus -3z equals -7
12 + 5 equals...
k equals 5.6