Answer:
Expand
2b + 3 = 2 -3b -9
Correct like terms
2b + 3 = 3b - 7
Move 2b to the otherside as a negative number and -7 to the otherside positive number.
-4 = -5b
Divide both sides by negative five
b is equal to 4/5
Step-by-step explanation:
<em>h</em><em>o</em><em>p</em><em>e</em><em> </em><em>i</em><em>t</em><em> </em><em>h</em><em>e</em><em>l</em><em>p</em><em>s</em><em> </em><em>y</em><em>o</em><em>u</em><em> </em><em>!</em><em>!</em>
Answer:
Deandre runs 4 miles in 30 minutes
Deandre runs 1 mile in 30/4 minutes=7.5minutes
Deandre runs 4x7.5 miles in 48 minutes
=30miles
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
<span>y=2x+3 (Total vacation time equals 2 days times x plus the 3 days he was given at the start.
Each year has 2 six-month periods. After 4.4 years Roberto will have worked 8.8 six-month periods. He will have been given vacation days for each of the 8 whole working periods he has completed.
x=8
y=2*8+3
y=19</span>
