Mathematics, 27.12.2019 14:31 mia3128

Jenny wants a total of 12 barbies dolls by the time she is 9 years old. right now she has 4 barbie dolls. how many more does she need? write an equation and solve.
a) x + 4 = 12; jenny needs 8 more barbie dolls.
b) 4x = 12; jenny needs 3 more barbie dolls.
c) x-4=12; jenny needs 16 more barbie dolls.
d) x + 12 = 4; jenny needs 8 more barbie dolls.

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