Answer:
5
Step-by-step explanation:
because i know
1. 2(4.5) + 0.5 = 9.5
2. 5(3) - 2 = 13
3. 2.5(18) + 0 = 45
Answer:
66+20+x=180(sum of angle in a triangle)
x=180-(66+20)
x=180-86
x=94
2 large sodas and 1 hamburger = $8.50 ----------------- (1)
4 large sodas and 4 hamburgers = $27.00 ------------- (2)
(1) x 2 :
4 large sodas and 2 hamburgers = $17.00 ------------- (1a)
(2) - (1a):
2 hamburgers = $10.00
1 hamburger =$5.00
Answer: $5.00
Answer:
if these expression represent side lengths, then you simply add those three expressions, and that's the perimeter.
Step-by-step explanation:
I explore this idea a bit. obviously x < 5 (because 5-x has to be positive.
2x-5 > 0 is a requirement, also, so x > 2.5 is required.
