Mathematics
dstubbs1228
12

1. 4-t=3(t-1)-5 a. 3 b. 6 c. no solution d. identity 2. 8x-2(x+1)=2(3x-1) a. 0 b. 2 c. no solution d. identity 3. 3(c-2)=2(c-6) a. 2 b. -6(my answer) c. no solution d. identity 4. 0.5(m+4)=3(m-1) a.-2 b. 2 c. no solution d. identity

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(1) Answers
Mackensie

1. 4-t=3(t-1)-5 4 - t = 3t - 3 -5 2t = 12 t = 6 (B) 2. 8x-2(x+1)=2(3x-1) 8x - 2x + 2 = 6x - 2 6x - 6x = 4 Since the variables cancel out, this is an identity. (D)   3. 3(c-2)=2(c-6) 3c - 6 = 2c - 12 c = -6 (B) 4. 0.5(m+4)=3(m-1) 0.5m + 2 = 3m - 3 2.5m = 5 m = 2 (B)

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