This is eazy 630=90x
divide 90 on both sides
7=x
x=in
7feet=1in
Answer:
y = 129 degrees
Step-by-step explanation:
180 - 51 = 129
Answer:
it means less than or equal to :)
Step-by-step explanation:
Answer: 20 6-cents, 30 8-cents, 10 10-cents and 2 20- cents
Step-by-step explanation:
6 cent = x+10
10 cent= x
8 cent= 3x
20 cent=2
6x+60+10x+24x+40
400 divided by 40=X
x=10.
10+10=20/ 6 cents
3x10=30/ 8 cents
x=10/ 10 cents
20 cents= 2.
15. m = 15 because 15/3 = 5 and 5-1 = 4