3 years ago

Combine like terms in the expression below. 4x+4.44xy+22y+32y−19x+9.94

Mathematics

2 answers:

Korolek [52]3 years ago

7 0

-15x + 4.44xy + 54y + 9.94

adoni [48]3 years ago

5 0

Add the whole numbers, including the decimals, then the variables like y and x.

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an office supply company sells two types of printers. they charge $95 for one of the printers and $125 for the other. if the com

Ivenika [448]

Answer:

22 of the 95$ ones and 10 of the 125

Step-by-step explanation:

22 times 95 = 2090

10 times 125 = 1250

2090+1250=3340

hope this helped

4 0

3 years ago

A number increased by 25% becomes 30 the number is

Masteriza [31]

Answer:

Step-by-step explanation:

Let 'x' be the number

x +25% of x = 30

x + 0.25x = 30

1.25x = 30

x = 30/1.25

x = 24

6 0

3 years ago

What is 5√28 + √63 in simplest radical form? <br> PLEASE HELP ME!

Harrizon [31]

$\bf 5\sqrt{28}+\sqrt{63}~~ \begin{cases} 28=2\cdot 2\cdot 7\\ \qquad 2^2\cdot 7\\ 63=3\cdot 3\cdot 7\\ \qquad 3^2\cdot 7 \end{cases}\implies 5\sqrt{2^2\cdot 7}+\sqrt{3^2\cdot 7} \\\\\\ 10\sqrt{7}+3\sqrt{7}\implies \stackrel{\textit{adding like-terms}}{13\sqrt{7}}$