4a + a = 25
add 4a and a
5a = 25
then divide 25 by 5
a = 5
4a+5=25 4a=25-5 4a=20 a=20/4 a=5
Solve the following equation for A : 2A/3 = 8 + 4A
9=4a+13 9-13=4a -4=4a -4/4=a -1=a a=-1
11a+9 = 4a+30 11a-4a = 30-9 7a = 21 Solution: a = 3
6a+1=2a+25 Subtract 2a from both sides 4a+1=25 Subtract 1 from both sides 4a=24 Divide both sides by 4 a=6 That is your final answer.
9a + 4a = 26 13a = 26 a = 26/13 a = 2
8a+4a=144 12a=144 12a/12=144/12 A=144
4a - 2.1 = 9a + 5.4 4a - 9a = 5.4 +2.1 -5a = 7.5 -a = 1.5 a = -1.5
Add the equations: 4a + 4a - 5b + 5b = 7 + 17 ie 8a = 24 a = 3, so b = 1
4a - 9 = 27 4a = 36 a = 9
4a - 5b = 74a +5b = 17From the first equation:4a = 7 + 5bsubstitute this value in the second equation:7 + 5b + 5b = 177 + 10b = 1710b = 10b = 1Now,solve for a :4a - 5(1) = 74a = 7 + 54a = 12a = 3
It is 9
It can do, for the right value of A
10
-1
4a+3-a =12 4a-a = 12-3 3a = 9 a = 3
3a + 4 = 4a - 3 4 = a -3 (subtract 3a from each side) 7 = a (add 3 to both sides) a = 7
a=-12
A = 6
a is equal to 1.
2a/3=8+4a2a=3(8+4a) 2a=24+12a -10a=24 a=-24/10 a=-12/5
a-16 = a/4+2 Multiply all terms by 4: 4a-64 = a+8 4a-a = 8+64 3a = 72 a = 24
4a + 2 = Answer let a = 2 then Answer equals 4(2) + 2 = 8 + 2 = 10.
4a + 2 = 4(6) + 2 = 24 + 2 = 26
2a*3 = 8+4a 6a = 8+4a 6a-4a = 8 2a = 8 a = 4