$$\(P=7 w-5 y\)$$ (c) Find the value of $$\(P\)$$ when $$\(w=2\)$$ and $$\(y=4\)$$ $$\(P=\)$$ (2)

Mathematics
IGCSE&ALevel
EDEXCEL
Exam No:4MA1_1FR_que_20200305 Year:2020 Question No:6(c)

Answer:

7*2-5*4
=-6

Knowledge points:

1: Numbers and the number system

Solution:

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