keywalker827 keywalker827

20-05-2016
Mathematics

contestada

What is the solution to the equation? 2(x – 7) = 10x + 18

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SydnieChristine SydnieChristine

20-05-2016

x equals negative 4 ( x=-4)

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gio1135 gio1135

20-05-2016

1. Expand2x−14=10x+18
2. Subtract 2x from both sides−14=10x+18−2x
3 Simplify 10x+18−2x to 8x+18−14=8x+18
4. Subtract 18 from both sides−14−18=8x
5. Simplify −14−18 to −32−32=8x
6. Divide both sides by 8−328 = x
7. Simplify 328 to 4−4 = x−4 = x
8. Switch sidesx = −4

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