3 years ago

1.3 Dominic buys a calculator costing £7.50, 3 packets of pens costing £1.80 for each packet and

Mathematics

2 answers:

MatroZZZ [7]3 years ago

7 0

Answer:

One ruler cost 0.60

Step-by-step explanation:

7.50(1) + 1.80(3) + 4x = 20 - 4.70

7.50 + 5.40 + 4x = 15.30

12.90 + 4x = 15.30

4x = 2.40

x = 0.6

Naddika [18.5K]3 years ago

4 0

I believe the answer is .60

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