mathk3
24.08.2019 •
Mathematics
Is h with an exponent of 2, be the same as h x h?
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Ответ:
Ответ:
for example:
h = 3
h with an exponent of 2 would be 3 x 3 (:
Ответ:
-1 x + 1 y = 50 1
5.5 x + 6.5 y = 1000 2
Eliminate y
multiply (1)by -6.5
Multiply (2) by 1
6.5 x -6.5 y = -325
5.5 x 6.5 y = 1000
Add the two equations
12 x = 675
/ 12
x = 56.25 OR 56 1/4
plug value of x in (1)
-1 x + 1 y = 50
-56.25 + 1 y = 50
1 y = 50 +
1 y = 106.25
y = 106.25
child tickets 56 1/4 numbers
Adult tickets 106 1/4 numbers
child tickets minimum 57
adult tickets minimum 106
Step-by-step explanation: