Step-by-step explanation:
Multiply each side by 2:
5x + x = 25 + 7x
Combine like terms:
-x = 25
Multiply both sides by -1:
x = -25
Answer:
1) c.
2) d.
Hope this helps :)
Step-by-step explanation:
Pythagorean Therom
a^2 + b^2 = c^2
5^2 +b^2 = 7^2
25=b^2 = 49
49-25=b^2
49-25=14
b^2=24
b=sqrt24
sqrt24=4.89898
Answer:
10
Step-by-step explanation:
He can purchase 10 roses for $6 each, 60 total + $20 fee = $80