Simplify each algebraic expression.
2x+4(7−x)
12x−(4+2x)
2(10−x)+3(12−x)
7(x−1)−6(x+1)

Question

06-09-2020
Mathematics

contestada

Simplify each algebraic expression.
2x+4(7−x)
12x−(4+2x)
2(10−x)+3(12−x)
7(x−1)−6(x+1)

Respuesta :

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ujalakhan18 ujalakhan18 · Answer 1 · 2020-09-06T19:45:06+02:00

Answer:

[tex]\huge\boxed{\sf-2x+28}\\\\\huge\boxed{\sf 10x-4}\\\\\huge\boxed{\sf 56-5x}\\\\\huge\boxed{\sf x-13}[/tex]

Step-by-step explanation:

[tex]\sf 2x + 4(7-x) \\\\Resolving \ Parenthesis\\\\2x + 28-4x \\\\Combining\ like\ terms\\\\2x-4x +28\\\\-2x + 28\\\\\rule[225]{225}{2}[/tex]

[tex]\sf \\12x-(4+2x)\\\\12x-4-2x\\\\Combining \ like \ terms\\\\12x-2x - 4\\\\10x-4 \\\\\rule[22]{225}{2} \\2(10-x)+3(12-x) \\\\Resolving \ Parenthesis\\\\20-2x + 36 -3x\\\\Combining \ like \ terms\\\\20+36 -2x-3x\\\\56 - 5x \\\\\rule[225]{225}{2}[/tex]

[tex]\sf 7(x-1)-6(x+1)\\\\Resolving \ Parethesis\\\\7x-7-6x-6\\\\Combining \ like \ terms\\\\7x-6x-7-6\\\\x - 13\\\\\rule[225]{225}{2}[/tex]

Hope this helped!

~AnonymousHelper1807

Simplify each algebraic expression. 2x+4(7−x) 12x−(4+2x) 2(10−x)+3(12−x) 7(x−1)−6(x+1)

Respuesta :

Otras preguntas

Simplify each algebraic expression.
2x+4(7−x)
12x−(4+2x)
2(10−x)+3(12−x)
7(x−1)−6(x+1)