MA-49

Simplifying linear expressions

Lower Sec Maths · Secondary 1 · Hard · Simplifying linear expressions

A box contains

(4x+9y)

marbles. Ben has 2 times as many marbles as the box, and Cara has 3 times as many marbles as Ben.

Express the total number of marbles that Ben and Cara have in terms of

x

and

y

, in simplest form.

$32x+72y$
$28x+63y$
$32x+54y$
$24x+72y$

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