Answer:
x=-14
Step-by-step explanation:
30-(-16)=-30+16=-14=x
Answer: x = -14
-16 + x = -30
add 16 to each side
x = -14
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x+7
25x - 6x - 18x + 7
x + 7
This is work in the 5th grade and it is 3400 to be exact!!!!!