3 years ago

Help me please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics

1 answer:

laiz [17]3 years ago

7 0

Answer:

sound like a personal problem

Step-by-step explanation:

cuz

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hammer [34]

Answer:

132 feet

Step-by-step explanation:

22+60+70

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3 years ago

What does -2(-5x+9)-9x equal

Ann [662]

-2(-5x+9)-9x
-2(-5x)+-2(9)-9x
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19x=-18
---- ----
19 19
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3 years ago

Simplify this expression.<br> <img src="https://tex.z-dn.net/?f=2%5Csqrt5%2813%2B%5Csqrt2%29" id="TexFormula1" title="2\sqrt5(13

andreyandreev [35.5K]

Step-by-step explanation:

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2 years ago

Read 2 more answers

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Mars2501 [29]

Step-by-step explanation:

=x+3x+34x-34+48

=38x+14

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3 years ago

In order to take honors-level math, Lisa must have an average of 85 on her math tests. Her scores so far are 85, 70, and 98. Wha

Mila [183]

Answer:

d) 87

Step-by-step explanation:

to solve this lets set up the equation

$\frac{85+70+98+x}{4} =85\\\frac{253+x}{4} =85$

then we multiply 4 on both sides

253+x=340

and subtract 253 on both sides

x=87

to double check take the averages

(87+85+70+98)/4=85

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3 years ago