Answer:
1.25 + 5.25
Step-by-step explanation:
combine the similar stuff
(2.75j - 1.5j) +(2.25 + 3)
1.25j + 5.25
Answer:
78
Step-by-step explanation:
This is a theorem in geometry where vertical angles are congruent
Answer:
(144) is the homogeneous mixture
If you mean similar as same ratio, the ratio for length to width is 2:1. the width would be 3 inches.
finding the perimeter of rectangles is basically 2L + 2W so the perimeter is 18 inches
Answer:
24 white marbles, 36 black marbles
Step-by-step explanation:
System of Inequalities:
x + y > 20
2/5y + 3/5x > 20
solve first inequality for 'y':
y > 20 - x
Use substitution to solve for 'x':
2/5(20 - x) + 3/5x > 20
8 - 2/5x + 3/5x > 20
1/5x > 12
x > 60
2/5 of 60 = 24
3/5 of 60 = 36