Answer:
a. (5x-2)-(2x+1)
b. 3x-3
c.39
Step-by-step explanation:
Answer:
Exact form: 5/2
Decimal form: 2.5
Mixed number form: 2 and 1/2
Step-by-step explanation:
when you divide a fraction you keep, change, flip
Equation: 5/8 ÷ 1/4
keep 5/8 the same
change the divide symbol into a multipulcation symbol
flip 1/4 the other way, so it's 4/1 (it's a whole number now)
then just multiply across
Equation now: 5/8 × 4/1
Answer:
One has 4 sides and one has 3 sides
Step-by-step explanation:
a square has 4 sides and an equilateral triangle has 3 sides
You have to use Pythagoreans theorem. 225=144+x^2
x^2 = 81
sq root of 81 is 9
it is 9 feet away from the wall.
