Let blank =x
4+x=3+4
4+x=7
-4 -4
x= 7-4
x=3
blank is 3
Answer:
44,280
Step-by-step explanation:
I might know. I multiplied the 1st and got 307.5.
then multiplied the 2d. I got 144
multiplied 307.5x144 and I got 44,280
Answer:
42
Step-by-step explanation:
6x7=42
Let's move like a crab, backwards some.
after 2 years?

after 3 years?

is that enough to pay the $1100?
now, let's write 1000(1+r)² in standard form
1000( 1² + 2r + r²)
1000(1 + 2r + r²)
1000 + 2000r + 1000r²
1000r² + 2000r + 1000 <---- standard form.