Answer:
increased = addition
twice = multiply by 2
is = equals
a number = x
16+2x=-56
subtract 16 from both sides
2x=72
divide by 2
x=36
Step-by-step explanation:
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Answer:
Step-by-step explanation:
2x+9+3x+x combine like terms 2x+3x+x=7x rewrite 7x+9
hope this helps have a nice nite
Answer:
1
Step-by-step explanation:

The answer would be 9 because 9x2 is 18 and 9x5 is 45.