Answer:
x = 4.5
Step-by-step explanation:
[ 8.4 · y = 12.6
[ 3 · y = x
y = 1.5
3 · 1.5 = x
x = 4.5
Answer:
4 weeks
Step-by-step explanation:
b=83+(15+8)w
b=83+(15+8)1=106
b=83+(15+8)2=129
b=83+(15+8)3=152
b=83+(15+8)4=175
After4 weeks,you will have $175 in ur bank account.
Answer:
The sides aren't equal
Step-by-step explanation:
Answer:
x=2
y=5
Step-by-step explanation:
y= x+3...(1)
y= -x+7...(2)
(1) + (2):
y+y= (x+3) + (-x+7)
2y= (x-x) + (3+7)
2y= 10
y= 5
By substituting y=5 into (1),
we have
5= x+3
x+3=5
x= 5-3
x= 2