Explanation:
given that let f(x) =4+3z and = x^ ,2-3
4+3z
= 7z
x^ ,2-3
x^,1
= 1x^
(f+g)(-4)
Remove the brackets
f = x = 1x^
1x^ +g ×4
g= 1x^×4
g= 4x^
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