2 years ago

Help me please.... need the answer before i go to sleep

Mathematics

1 answer:

lorasvet [3.4K]2 years ago

5 0

Number of flower independent is the bouquet

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If M=5x^2+7x-4 and N=-3x^2-4x+5, then M-N equals

Phantasy [73]

Answer:

8x² + 11x - 9

Step-by-step explanation:

M - N

= 5x² + 7x - 4 - 1(- 3x² - 4x + 5) ← distribute parenthesis by - 1

= 5x² + 7x - 4 + 3x² + 4x - 5 ← collect like terms

= 8x² + 11x - 9

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2 years ago

The sum of a number and eight is equal to 14 what is the number

musickatia [10]

Answer:

the number is 6

Step-by-step explanation:

14-8=6

good luck!

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2 years ago

M angle 3= 31°. Find m angle 4 (complementary angle)

solniwko [45]

Hi, there.

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