Answer:
2x2 - x + 3
Step-by-step explanation:
Answer: 18
<u>Step-by-step explanation:</u>
3² * 3ⁿ = 3²⁰
3⁽²⁺ⁿ⁾ = 3²⁰
2 + n = 20
<u> -2 </u> <u> -2</u>
n = 18
To write the number is standard form we need to move the decimal point six times to the right, then:

therefore the answer is b.
7s = 4
/7. /7
s= 4/7
thats the equation right?
48 girls are there. Given that there is a ratio of boys to girls of 7:8. Then divide 42 boys by 7 boys which equals 6. After, multiply 6 by 8 girls equals 48 girls.