Solve for x, given the equation VX-5 + 7 = 11.
2 answers:
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Answer:
7.10299
Step-by-step explanation:
is best evaluated in a calc.
Consider inequality This inequality is equivalent to inequality
This means that
The greatest integer number n, such that when dividing by 7 gives the remainder 4 is 39. Then subtract 7, you get 32, then 25 and so on.
When n=-39, -32, -25, -18, -11, -4, 4, 11, 18, 25, 32, 39 then dividing by 7 the remainder is 4.
Answer: 12 integers.