3 years ago

Find the difference (2ab-9a+3)-(9ab+7)

Mathematics

1 answer:

Fofino [41]3 years ago

4 0

-7ab-9a-4 because u have to combine like terms and then subtract if that makes any sense

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Elena-2011 [213]

Answer:

117.8

Step-by-step explanation:

i used heron's formula

√s(s-a)(s-b)(s-c)

s= (20+16+33)/2 = 34.5

√34.5(34.5-20)(34.5-16)(34.5-33)

= 117.8

3 0

3 years ago

The larger of two numbers is 33 more than the smaller. When added together, the sum of the larger number and five times the smal

VARVARA [1.3K]

Step-by-step explanation:

let the larger number be x and smaller number be y

according to this question

x=y+33----------(1)

y+33+5y=129----------(2)

6y+33=129

y=16

x=16+33(takimg equation (1)

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3 years ago

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Alla [95]

The answer would be -3

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2 years ago

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zmey [24]

nindy thousand five hundred and twenty three. Hope this helps!

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(X-7)(3x+2) need answer!!

grin007 [14]

Answer: the answer is

=3 $x^{2}$ −19x−14

Step-by-step explanation: (x−7)(3x+2)

=(x+−7)(3x+2)

=(x)(3x)+(x)(2)+(−7)(3x)+(−7)(2)

=3x2+2x−21x−14

=3x2−19x−14

7 0

3 years ago