2(5y+4)-4(5-y)?

1 ⤊

please show workings

2007-10-23 22:06:35 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

10y + 8 - 20 + 4y
14y - 12

2007-10-24 04:19:09 · answer #1 · answered by Como 7 · 1⤊ 0⤋

2 (5y) + 2 ( 4) - 4 (5) - 4 (-y) = 10y + 8 -20 + 4y = 14y-12

2007-10-24 05:10:27 · answer #2 · answered by Anonymous · 0⤊ 0⤋

2(5y+4)-4(5-y)
=10y=8-20=4y
=14y-12
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Good Luck!

2007-10-24 05:14:27 · answer #3 · answered by Mike 3 · 0⤊ 0⤋

2(5y+4)-4(5-y)= 2^5y+2^4-4^5+(-4^-y)
=10y+8-20+4y
=14y-12
=2(7y-6)

2007-10-24 05:35:01 · answer #4 · answered by Anonymous · 0⤊ 0⤋

2(5y+4)-4(5-y)
=10y+8-20+4y
=14y-12
=2(7y-6)

2007-10-24 05:42:16 · answer #5 · answered by Natali 2 · 0⤊ 1⤋