Add 8 to both sides of the equation. Then you would be left with 22=-6r to which you would divide both sides by -6 to get R
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Answer:
5 problems an hour
Step-by-step explanation:
7 days x 5 hours = 35 total hours
150 problems ÷ 35 hours = 4.3 problems an hours,
which would then be rounded up to 5.
