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you are given that 4a - 2b =10 and a + c = 3. write an expression in a, b and c that is equal to 23. give your answer in its simplest form.

Sagot :

Angstar4idn
4a - 2b = 10
a + c = 3 so a = 3 - c and c = 3 - a

4(3 - c) - 2b = 10
12 - 4c - 2b = 10
-4c -2b = -2
2c - b = 1

That’s all I have so far :/
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