The product (multiply) of a number (x) and four (4) is at most (≤) -10.
4x ≤ -10
To solve this, divide both sides by 4
x ≤ -2
4x ≤ -10
To solve this, divide both sides by 4
x ≤ -2
A worker uses 450 inches of steel wire to make 300 springs of the same size. At this
1 answer:
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Solution :
1). The cost of the formula is given as :
$ 19,350 + $12 x
2). 95% for the prediction is :
(rounding off)
3). r = 0.92
Therefore,
That is 84.64 % of the variability in the moving cost is best explained by the number of moves.