Answer:they are
Step-by-step explanation:
1. D
2. B
3. A
4. C
Basically always use a^2 + b^2 = c^2 it gives you your A and C so subtract your A from you C and you have your B
I’m 99% sure the answer is:
c: 2t - d = 260
t - d = 320
Answer:
<h2>
<em>Option </em><em>B</em></h2>
<em>please </em><em>see</em><em> the</em><em> attached</em><em> picture</em>
<em>hope </em><em>it</em><em> helps</em><em>.</em><em>.</em>
<em>Good </em><em>luck</em><em> on</em><em> </em><em>your </em><em>assignment</em>
Amount needed=earned+already have
205=earned+30
earned=7 times number of hours=7h
205≤7h+30
we used the less than or equal to because he needs at least 205, means 205 or greater must be earned
205≤7h+30
minus 30 both sides
175≤7h
divide both sides by 7
25≤h
needs to work at least 25 hours