Step-by-step explanation:

Combine like terms on left hand side. Like terms are those which have the same base. Only coefficients of like terms can be added or subtracted.
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Transpose 2x to left hand side and change it's sign.
Similarly , Transpose 10 to right hand side and change it's sign.
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Divide both sides by 6
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Hope I helped ! ♡
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Multiply 40 by 8.
40*8=320
320 is your answer. (Or that's how I'd do it. Correct me if I'm wrong)
Answer: 18
Step-by-step explanation:
Well is 18 because you just have to divide 6 and 1/3 and it will give you 18.
Hope it helps.
Answer:
The value of b is -42
Step-by-step explanation:
Parallel equations have identical or equal slopes. Given the form of the equation; y=5x+b and the point it passes through (8,-2) we determine the unknown value b by substituting x with 8 and y with -2. We solve the equation; -2 =5(8)+b to obtain b = -42