2.50 x 4 = 10
20 - 10 = 10
so his change would be $10
Answer:
100 is grace's initial amount. w is how much of the substance is being decrased each week. in ryan's equation, 1 is 100% of the substance, so the initial amount, and 0.4 is the amount that is being decreased.
Step-by-step explanation:
X = 360 - (122+58+58)
x = 360 - 238
x = 122
X=-56/3
multiply everything by 4 to cancel the fraction which will give you
3x+20=-36
then combine like terms to get
3x=-56
then divide to get x by itself to get
x=-56/3
since this is a weird decimal, leave it as an improper fraction
Answer:
Angle A = Angle Y
Angle B = Angle Z
Angle C = Angle X
AB = YZ
AC = YX
BC = ZX
Triangle ABC = Triangle YZX
Step-by-step explanation:
Find this by looking at the corresponding parts on the other triangle. They have the same marking on them. Make sure that when answering for segments or triangles that the order is the same on both sides.
