Answer:
x = 1
Step-by-step explanation:
To solve for a variable, you need to get the variable on one side of the equation, and by itself.
4x + 5 = x + 8
4x = x + 3 --- subtract 5 from both sides
3x = 3 --- subtract x from both sides
x = 1 --- divide both sides by 3
Answer:
20
Explanation:
To estimate, we round. 102.3 rounds to 100 and 4.7 rounds to 5; this means we divide 100/5, which is 20.
<span><span>(5x+2)</span><span>(x+3)</span></span>
Explanation:
Find factors of <span>5and 6</span> whose products ADD to 17
It might take a bit of trial and error to find the correct combination of factors.
<span><span>........</span>5 and 6</span>
<span><span>.......</span>↓ ↓</span>
<span><span>........</span>5 2 →1×2=2</span>
<span><span>........</span>1 3 →5×3=<span>15<span>−−</span></span></span>
<span><span>...............................................</span><span>17</span></span>
SOLUTIONS
Given: Assume y is the population
The town grow at the rate of 30 people per year.
(A) The population predicted to be in 2030 will be
(B) so when y = 15000, find t
