H9 formules en vergelijkingen.
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Slide 1 - Diapositive
Slide 2 - Diapositive
What do you still remember of linear formulas adn graphs?
Slide 3 - Question ouverte
Slide 4 - Diapositive
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Slide 9 - Diapositive
Write the next formulas shorter:
height = number of days x 4 + 10
height = number of days x 4 + 10
Slide 10 - Question ouverte
Write the next formula shorter
costs = 200 - number of weeks x 10
costs = 200 - number of weeks x 10
Slide 11 - Question ouverte
Slide 12 - Diapositive
Slide 13 - Diapositive
A. weight x 1.50 +16 = amount
B. 20 - number of minutes x 4 = height
B. 20 - number of minutes x 4 = height
Slide 14 - Question ouverte
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Slide 18 - Diapositive
Schrijf de volgende formules korter:
k = 3a + 5a -5
t= 3t - 9t + 4
k = 3a + 5a -5
t= 3t - 9t + 4
Slide 19 - Question ouverte
(Laatste vraag) schrijf zo kort mogelijk:
u = 5k - 10 - 4k - 12 -k
u = 5k - 10 - 4k - 12 -k
