52 + 122
3 64a
Work out the value of a.
Your final line should say, a = ...
+
I

How do you answer this question? (step by step)

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

How to solve a simultaneous equation involved with fractions?