The answer is 62 is the andwr
Go 0.35•22 and you get 7.7
Weird question.
logically, the only answer that can make sense is a negative one since it is a decreasing slope.
the secant is the average rate of change (and is 1/tangent)
the tangent is the instantaneous rate of change. (1/secant)
we want the first one which is:<span><span><span><span>Δx</span><span>Δy</span></span>=<span><span>Δ weeks</span><span>Δ lbs</span></span>=<span><span>5−0</span><span>137−150</span></span>=<span>5<span>−13</span></span>=−0.3846</span></span>
With each of them saving $17 a week for 3 weeks, they will be able to save up $153 after three weeks. Adding this amount to the original amount they had will give them $467. Obviously, they will not have enough money to buy the gift they want for their mother. They will be short of $48.