Question

abc+abc+abc=12 d+d+d=15 c+c+c=18 ab+c-d=? ​

Answer 1

Answer:

3abc=12

then

abc=4

3d=15

d=5

3c=18

c=6

abc=4

ab=4/6

then

ATQ

4/6 + 6-5

4/6+1

=10/6

=5/3

ok

follow.

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GUYS