Answer:
The small box contains 21 cans
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Step-by-step explanation:
Represent the small box with S and the large with L.
For Estelle:

For the boy:

Required
Determine the cans in the small box
--- (1)
--- (2)
Divide (2) through by 4

Make L the subject

Substitute 46 - S for L in (1)


Open bracket


Collect Like Terms


Divide both sides by 2

<em>Hence, the small box contains 21 cans</em>
Answer:
miles hybrid car went = 9.80 gal × 54.1 miles/gal
= 530.18 miles
132km × 0.621 = 81.972 miles
530.18 miles = 9.80 gal
1 mile = 9.80/530.18
= 0.018 gal
81.972 miles = 0.018 × 81.972
= 1.515 gal
1.515 gal × 3.785 = 5.734 litres
N in (-oo:+oo)
-13 = n-8 // - n-8
8-n-13 = 0
-n-5 = 0 // + 5
-n = 5 // * -1
n = -5
n = -5
I)
8 - 3x = 23
-3x = 15
x = -5
ii)
5x - 16 = 34
5x = 50
x = 10
iii)
2 - 5x = -3
-5x = -5
x = 1