Lian buys 10 packs of batteries. C batteries are sold in packs of 6. AAA batteries are sold in packs of 8. Lian buys 72 batteries in all. Let x be the number of packs of
C batteries. Let y be the number of packs of AAA batteries. Write and solve a
system of equations to find how many packs of each type of battery Lian buys.
Show your work

the answer is here: : )

:

$4

step-by-step explanation:

$30×5=$150

$150 minus $130=$20

$20÷5=$4.

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answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,

final total: 63

step-by-step explanation:

60 times sales tax

60 times 0.05

3

60 + 3

63