F.1 solving equations 1. 10-w=2w-23 2. 3(a-2)=a 3. 4(2c+1)+26-3c 4. p-3/2=-p?

2015-10-22 1:40 pm
更新1:

F.1 solving equations 1. 10-w=2w-23 2. 3(a-2)=a 3. 4(2c+1)+26-3c 4. p-3/2=-p

回答 (1)

2015-10-23 12:50 am
1. 10-w=2w-23
-3w=-23-10
3w=33
w=11

2. 3(a-2)=a
3a-6=a
2a=6
a=3
3. 4(2c+1)+26=3c
8c+4+26=3c
5c=-30
c=-6

4. p-3/2=-p
2p=3/2
p=3/4


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