lucian666 lucian666

30-09-2022
Mathematics

Answered

2 Justifying Steps in Solving an Equation Suppose that
points A, B, and C are collinear with point B between
points A and C. Solve for x if AC = 21, AB = 15 - x, and
BC= 4 + 2x. Justify each step.
AB + BC = AC
=
+x=
२५
=
Simplify.
A.
15-x
B
4 + 2x
C

Answer :

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