Respuesta :

The answer for the whole thing is Let's solve for a.
x
=
a
+
b
2
Step 1: Flip the equation.
a
+
1
2
b
=
x
Step 2: Add (-1)/2b to both sides.
a
+
1
2
b
+
−
1
2
b
=
x
+
−
1
2
b
a
=
−
1
2
b
+
x
Answer:
a
=
−
1
2
b
+
x

I just wanted to give you a little more help on your question
meetavdoshi

Answer:

a = x - b/2

Step-by-step explanation:

x = a + b/2

    -a

x - a = b/2

-x

-a = -x + b/2

-1(-a) = -1(-x + b/2)

a = x- b/2

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