4a+3a-4 = 10
4a+3a = 10+4
7a = 14
a = 2
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5a - 10 = 4a + 8 is a linear equation in one variable.
4a + 2 = Answer let a = 2 then Answer equals 4(2) + 2 = 8 + 2 = 10.
4a+5=25 4a=25-5 4a=20 a=20/4 a=5
4a + a = 25 add 4a and a 5a = 25 then divide 25 by 5 a = 5
12a