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Cameron Mendez
Mathematics
15 June, 07:02
5/4b+7=7/8b+19
What is the answer for b
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Roxie
15 June, 07:04
0
I think the answer for b is 3
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Yusuf Rollins
15 June, 07:17
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1. Cross multiply
5 (8b+19) = 7 (4b+7)
2. Expand
40b+95=28b+49
3. Subtract 28b from both sides
40b+95-28b=49
4. Simplify 49b+95-28b to 12b+95
12b+95=49
5. Subtract 95 from both sides
12b=49-95
6. Simplify 49-95 to - 46
12b=-46
7. Divide both sides by 12
b=46/12
8. Simplify 46/12 to 23/6
b=-23/6
Have a nice day
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