The change in grandpa Ernie's height each year is equal to 0.6cm.
As given in the question,
Number of years for which grandpa's height is shrinking = 4 years
The total decrease in height after four years is equal to 2.4cm.
Let x represents the decrease in height each year
The required equation to calculate decrease in height each year is given by:
4x = 2.4
⇒ x= 2.4 /4
⇒x = 0.6cm
Therefore, the change in grandpa Ernie's height each year is equal to 0.6cm.
The complete question is :
Grandpa Ernie is shrinking over the past four years his height decreased by a total of 2.4 cm it decrease by the same amount each year what was the change in grandpa Ernie’s height each year.
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Answer:
2+32
34
Step-by-step explanation:
First we should multiply before adding after multiplying 8×4 is 32 and add 32+2 then it is 34
The answer is c. you can also check this by simply plugging in the x and y values.
In this case:
2=-3+5
2=2
Answer:
the total points earned and lose cancel eachother out to be 0. she did not lose any points
Answer:
See explanation
Step-by-step explanation:
The discriminant is
1. 9² - 4(1)(20) = 81 - 80 = 1 so there are 2 solutions
2. (-9)² - 4(3)(-13) = 81 + 156 = 237, so there are 2 solutions
3. The first answer is correct
4. The third answer is correct