"Add or subtract. Write your answer in scientific notation."
2 answers:
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If the "problem of 3 and a number " is multiplying:
If it's about adding:
Scenario A: If it's 3 and z, then that means it's 3, and we're adding 4, so it's
(make sure to put () around the 3
!)
Scenario B: If 3 and z is also 3+, then the equation is
(also use () on this too!)
x=12