The table below shows the number of textbooks placed in a stack and the height of the stack. number of textbooks (x) : 3, 4 , 5
Height (y) : 5.25, 7.00, 8.75

Which equation can be used to calculate the height, y, of a stack of x textbooks?

y = 5.25 + x

y = 5.25x

y = 1.75 + x

y = 1.75x

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Step-by-step explanation:

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d