A.79-4=59-11 | B.
| ||
C.(a2+1)(x-3)=(3x+4)(a2+1) | D.(7x-4)(x-1)=(5x-11)(x-1) |
7 |
2 |
7 |
2 |
7 |
2 |
5 |
2 |
7 |
2 |
7 |
2 |
A.79-4=59-11 | B.
| ||
C.(a2+1)(x-3)=(3x+4)(a2+1) | D.(7x-4)(x-1)=(5x-11)(x-1) |
1 |
3 |
1 |
3 |
0.5-0.2x |
0.2 |
x |
0.5 |
0.5-0.2x |
0.2 |
x |
0.5 |
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