1.

2. Add :(a) -16, 12

Answer»

Adding -16 and 12hence-16+12=-4

Adding -16 and 12 hence -16+12 = -4

adding -16+and12hence,-16+12=4

let -16 be equation 1and 12 be equation 2 now we know that (- +)= -so adding equations 1 and 2 .(-16)+(12)=-4

adding -16 and 12 hence -16 +12=-4

add -16+12 =-4 it is answer



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