Barbara buys 3 boxes of eggs costing £1.20 each 1 jar of mayonnaise costing £1.80 2 loaves of breadshe pays £10 note and gets £1.60 change barbara works out the cost of 1 loaf of bread as £1.40

Respuesta :

x'

So, the cost of 2 loaves of bread = [tex]2 \times x[/tex] = $2x

Since, Barbara gives $10 note and receives a change of $1.60.

Therefore, she pays [tex]10 - 1.60 = $8.4[/tex] for the given items.

Therefore, [tex]3.6+1.8+2x = 8.4[/tex]

[tex]5.4+2x = 8.4[/tex]

[tex]2x = 8.4-5.4[/tex]

[tex]2x = 3.0[/tex]

So, x = 1.5

Therefore, the cost of each loaf of bread is $1.50 not $1.40.

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