Which expression is equivalent to x + x + x + 5 + 5, no matter what value is substituted in for x?

Mathematics

2 answers:

My name is Ann [436]3 years ago

7 0

X + x + x + 5 + 5 = 3x + 10

Answer is D.

Novosadov [1.4K]3 years ago

4 0

D)3x + 10

Because you add up the x's and the 2 5's

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Bob is making mini fondant cakes for next bake sale each cake costs bob $1.80 to make if he sells the cakes for $3.00 each how m

ELEN [110]

Answer:

he would have to sell 30 cakes

Step-by-step explanation:

if you take the amount it actually cost to make it and the amount he is selling them for you would first do

1.80 - 3.00 = 1.20$

after you get 1 dollar and 20 cents you would divide it by 36 dollars to get 30

to check your answer do 30 x 1.20 = 36.00

5 0

4 years ago

Read 2 more answers

Need help what is the answer

bagirrra123 [75]

So, multiply the terms with equal exponents by multiplying their bases.

So, (2^7 × 4^7)^3 becomes [(2×4)^7]^3

Then, just multiply the numbers.

(8^7)^3

Then, simplify the expression by multiplying the exponents. So, the answer should be 8^21 or eight to the 21st power.

8 0

3 years ago

Find the discriminant of the following equation:

vladimir1956 [14]

Option 1

The discriminant of given equation is 116

Solution:

We have to find the discriminant of given equation

Given equation is:

$f(x) = 4x^2+6x-5$