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Immanuel
Mathematics
27 October, 15:36
2a-3, when a=4
7m+5, when m=3
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Boyd
27 October, 15:37
0
2a-3 when a=4
Now replace a with 4 in 2a-3
So 2*4-3=8-3=5
Similarly, solve the second one
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Buddy
27 October, 15:43
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2 times 4 is 8 subtract 3 and you have 5
7 times 3 is 21 plus 5 is 26
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