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user100 [1]
3 years ago
15

Simplify. 3(2x+4y-2z)+7(x+y-4z)

Mathematics
2 answers:
maks197457 [2]3 years ago
7 0

Answer:

13x + 19y - 34z is correct.

Step-by-step explanation:

Distribute to get 6x + 12y - 6z + 7x + 7y - 28z, which combines to the answer.

can i have the braineist

Len [333]3 years ago
5 0
<span>3(2x+4y-2z)+7(x+y-4z) =
3*2x + 3*4y - 3*2z + 7x + 7y - 7*4z =
6x + 12y - 6z + 7x + 7y - 28z =
(6+7)x + (12+7)y + (-6-28)z =
13x + 19y + (-34)z =
13x + 19y -34z;
</span>
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