Question

4. Find x if PQ = RS,
PQ = 9x - 7, and RS = 29.

Answer 1

x=4

Explanation:

Because we know that PQ = RS, we can use the transitive property to replace PQ in the first equation with 29:

9x-7=29

1) Add 7 to both sides:

9x=36

2) divide by 9 on both sides:

x=4