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Ivahew [28]
3 years ago
13

Evaluate f(x)=8x+9 when x=9

Mathematics
1 answer:
alukav5142 [94]3 years ago
5 0

go to math away website and type in your question, choose how you want it to be solved and you're done,

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Evaluate the expression 7x2y, when x = 5 and y = 3
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3 years ago
Grandma baked many biscuit cakes. She glazed a quarter of all the cakes with chocolate, and decorated a third of the rest of the
Ede4ka [16]

Answer:

Grandma baked 72 cakes

Step-by-step explanation:

Let x=biscuits cake baked by grandma

1/4x=chocolate

1/3x=nuts

1/4+1/3=3+4/12

=7/12x

Remaining

X-7/12x

=12-7x/12

=5/12x

1/2 of 5/12x=fruit

5/24x =fruit

Remaining

5/12x-5/24x=15

10-5/24x=15

5/24x=15

x=15÷5/24

=15*24/5

=360/5

=72

x=72 cakes

Grandma baked 72 cakes

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4 years ago
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Vedmedyk [2.9K]
C you just add them divide by 2
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