Question

J)69-×9=79
K)13-9×=-9×+13
L)59=2×+39
M)59+(4-×)9-(×-6)
N)(3×-1)+9=8×-(3-2×)

Answer 1

j= x= - 10/9
k= x =0
l= x = 10
m= x= 10,1

n= x= 11/7

Answer 2

espero ter ajudado
bons estudos