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Nastasia [14]
3 years ago
14

Simplify: 10x - 3(2x + 5) a) 4x - 15 b) 4x - 5 -36x + 15 c) 7x - 7

Mathematics
2 answers:
Free_Kalibri [48]3 years ago
7 0
10x-3(2x+5)----> 10x-6x+15-------> 4x+15 --------> divide both sides by four and you get x=3.75 or jus x=15÷4(fraction)
Nikitich [7]3 years ago
4 0
<span>10x - 3(2x + 5)
= </span><span>10x - 6x - 15
= 4x - 15

answer
</span><span>a) 4x - 15</span>
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