A triangle has sides of 10.5 inches, 7.4 inches and 6.3 inches. The perimeter of the triangle is ___ inches.

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

If y varies as x, and y=8 as x=4 what will be the value of y if x=2