Question in the picture

The mistake is that 16 was added to the other side of the equal sign instead of subtracted in step 3. Then b^2 should equal 48 and the rest is right.

Step-by-step explanation:

i think it is 70

step-by-step explanation:

8(4)^8=72^feet to say that the total can conclude to 8(4) which as you know would mean 8 x 4. that equals 32w. 32^ could make a 72 answer as well. but your coefficent will remain w so your answer is 72w.

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