Count all the squares to get the answer (the long ones that are connected are 10)
X=hours master worked
y=hours apprentice worked
62x+40y=492
if master worked 3hours more than apprntice
x=3+y
sub 3+y for x
62(3+y)+40y=492
expand
186+62y+49y=492
186+102y=492
minus 186 both sides
102y=306
divide both sides by 102
y=3
sub back
x=3+y
x=3+3
x=6
master electrician worked 6 hours
6*62=372
master electrician earned $372
Your question: A population of insects grows exponentially, as shown in the table. Suppose the increase in population continues at the same rate.
Answer: 1730
That's the answer mate, if you need more help or if you need to know how I got the answer.. just message me.
Good luck!
Answer:
Step-by-step explanation:
32²=(40-8)²
=40²-2(40)(8)+8²
=1600-640+64
=1664-640
=1024
also 32²=1024
