MATHEMATICS HIGH SCHOOL

Factor the expression.15n−18

Enter your answers in the boxes to complete the factored expression.

Answers

Answer 1

Answer: 15n - 18 = 3(5n -6)
I suppose that's all...

Answer 2

Answer:

Answer:15n - 18 = 3(5n -6)

Step-by-step explanation:

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Captionless Image(1/3,0)(0,-2)(0, 1/3)(-2,0)

Which of the following fractions is equivalent to 10/12 ?A.4/5
B.20/30
C.40/48
D.12/14

Answers

C) 40/48 is equal to 10/12

Find the first 5 terms of the sequence: an = 4n-1.

Answers

#sol1

a1=1×4-1=3
a2=2×4-1=7
a3=3×4-1=11
a4=4×4-1=15
a5=5×5-1=19

#sol2

f(1)=1×4-1=3,
f(n+1)=f(n)+4,
so .... you know.

N+5/16=-1 what is the answer?

Answers

$(n+5)/(16)=-1$

$n+5=-16$

$n=-21$

if this is (n+5)/16 = -1, then the answer is -21. if this is n + (5/16) = -1, then the answer is -(21/16)

(-7x²-7x-7)-[(7x³-9x²-20)+(4x-11)]]=?(5x⁴+8x²+2)+7(5x⁴-3x²)=?
Please explain the work behind the solution

Answers

$(-7x^2-7x-7)-[(7x^3-9x^2-20)+(4x-11)]]=\n=-7x^2-7x-7-(7x^3-9x^2-20+4x-11)=\n=-7x^2-7x-7-7x^3+9x^2+20-4x+11=-7x^3+2x^2-11x+24\n\n (5x^4+8x^2+2)+7(5x^4-3x^2)=5x^4+8x^2+2+35x^4-21x^2=\n=39x^4-13x^2+2$

Mike bungee jumped from a building with eight stories. Each story was 15 4/5 feet in height. How tall was the building?

Answers

126 2/5 i multiplied them separately and added the two products together

Which of the following ratios are in proportion: a) 5, 25, 6, 30 b) 15, 40, 3,8 c) 8,15,5,9

Answers

Final answer:

In order to determine if ratios are in proportion, we need to check if the cross products of the ratios are equal. Parts a and b are in proportion, while part c is not.