Try reviewing your lesson and use symbolab.com a lot of tools on that website that could help you out with this problem
10(x-5)=-80
10x-50=-80
+50 +50
10x=-30
/10 /10
x=-3
Because 1 ft. = 12 in. Multiply by 12.
12 * 89.2 = <span>1070.4</span>
3- What number, when multiplied by 4, equals -24?
Hope this helps. :)