Write that as 7x. Writing it as x7 could lead to confusion. 7*x would be OK.
Answer:
A
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Because the fact the quits are ll feet there are 6 feet left over but that can not make 11 feet quilt
Answer:
16.7
Step-by-step explanation:
48(-1) + 32.7 - 32(-1)
-48+32.7+32
1+3+5+7+...+999 =
= 1+2+3+4+...+500
+1+2+3+...+499
= 2·(1+2+3+...+499) + 500
= 2·(499·500)/2 + 500
= 499·500 + 500
= 500·(499 + 1)
= 500·500
= 250.000
