Question

[13+(-12)]+(x) = 13 +[(-12)+(-7)], then x =
+

Answer 1

Answer:

[13+(-12)]+(x)=13+[(-12)+(-7)]

=>13-12+x = 13+(-12-7)

=>1+x=13+(-19)

=>1+x=13-19

=>1+x= -6

=> x= -6-1

=> x= -7

hope it helps you

------ARITTRA MAJI

THANK YOU

Answer 2

Step-by-step explanation:

apply BODMOS rule

now first open braket

so (13-12)+x=13+(-12-7)

so 1+x= 13-19

so x= -6-1

so x= -7