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alexandr402 [8]
4 years ago
10

5(2x-4)-11=4+3x and solve

Mathematics
2 answers:
emmainna [20.7K]4 years ago
5 0
Simplify each term<span>.
</span><span>10x−20−11=4+3x

</span>Add <span>−20</span><span> and </span><span>−11</span><span> to get </span><span><span>−31</span>.
</span><span>10x−31=4+3x

</span>Move 3x to the left-hand side of the equation<span> by subtracting </span><span>3x</span><span> from both sides.
</span><span>10x−31−3x=4

</span>Add <span>10x</span><span> and </span><span>−3x</span><span> to get </span><span><span>7x</span>.
</span><span>7x−31=4

</span>Since <span>−31</span><span> does not contain the </span>variable<span> to solve for, move it to the right-hand side of the </span>equation<span> by adding </span>31<span> to both sides.
</span><span>7x=31+4

</span>Add 31<span> and </span>4<span> to get </span><span>35.
</span><span>7x=35

</span>Divide<span> each </span>term<span> in the </span>equation<span> by </span><span>7.

</span><span>x=5</span>
arsen [322]4 years ago
4 0
5(2x-4)-11=4+3x\\&#10;10x-20-11=4+3x\\&#10;7x=35\\&#10;x=5
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