(25,000+4x)/5=<span>18,600
</span><span>25,000+<span>4x</span></span>=<span>93,000 (multiply both sides by 5)
</span><span>4x</span>=<span>68,000 (subtract 25,000 from both sides)
</span>x=<span>17,000 (divide both sides by 4)
</span>Fitters make $17,000 a year
2*(x-5) = -33, so x-5 = -16.5, so x = -11.5
This is assuming that "the difference between a and b" is a-b, which seems to be the accepted interpretation.
Answer:
A triangle
Step-by-step explanation: The two squares lean against each other