(4x² + 6) + (2x² + 6x + 3) = 4x² + 6 + 2x² + 6x + 3 = 6x² + 6x + 9

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Answer: 6x² + 6x + 9 (Answer C)
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7 0

3 years ago

Read 2 more answers

Easy question.. giving brainliest<br> x/16 = 10/36<br> x=_

irina [24]

Answer:

x=40/9

Step-by-step explanation:

$\frac{x}{16} = \frac{10}{36} |first \: you \: cross \: multiply| \\ x(36) = 16(10) |open \: bracket | \\ 36x = 160 |divide \: both \: side \:by \: 36 | \\ \frac{36x}{36} = \frac{160}{36} \\ x = \frac{40}{9}$

6 0

4 years ago

Find four rational numbers between-5 and -4

algol [13]

Answer:

-41/10, -42/10, -43/10, -45/10

Step-by-step explanation:

multiply with 10 in numerator and denominator in -5/1 and -4/1

-5×10/1×10 , -4×10/1×10

you will get,

-50/10 , -40/10

now u can find the four rational numbers

four rational no's: -41/10, -42/10, -43/10, -45/10

hope u understood:)

3 0

3 years ago