1.

15 (x-9)--2 (x-12)+5 (x+6)=0​

Answer»

ANSWER:

×=129/-4

Step-by-step explanation:

15(×-9)-(-2)(×-12)+5(×+6)=0

15×-135+2×-24+5×+30=0

-4×-129=0

-4×=129

×=129/-4



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