Respuesta :

musiclover10045

Area = length x width

Area = 3x + 5 Cm x 8 cm

Multiply each term by each term.

Area = 24x + 40 square cm

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Answer:

[tex](24x+40) \: cm^2[/tex]

Step-by-step explanation:

Area of rectangle is [tex]lw[/tex]

[tex]8 \times (3x+5)[/tex]

The length is (3x+5) cm.

The width is 8 cm.

[tex]8(3x+5)[/tex]

Expand the brackets.

[tex]8(3x)+8(5)[/tex]

[tex]24x+40[/tex]

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