If 7m = 4n+2 and 7m+2 = 8
m = 6/7 and n = 1
4n+13=1 -13 -134n=-12/4 /4n=-3
3 + 3n = 9 + 2n + 4n n = -2
Move the 2n over the equals sign. Become 4n (as 6n-2n= 4n) and then if 4n=16 then n=4.
1
4n + 3 = 31n 3 = 27n n = 3/27
4n + 5
3n + 2n = 7 + 4n 5n = 7 + 4n 5n - 4n = 7 n = 7
y
it equals -4n
4n+13=1 -13 -134n=-12/4 /4n=-3
3 + 3n = 9 + 2n + 4n n = -2
Move the 2n over the equals sign. Become 4n (as 6n-2n= 4n) and then if 4n=16 then n=4.
1
4n + 3 = 31n 3 = 27n n = 3/27
5n-2+2=4n 5n=4n n=0
4n + 3y
N=3.