Answer:
1. x=11
2.p=8
3.5t-21-x+7
4. y=8
Step-by-step explanation:
1. 3(1-3x)=2(4x+7)
3-9x=8x+14
x=11
2.8p+4(4p-3)=4(6p+4)-4
8p+16p-12=24p+24-4
25p-12=24p-4
p=8
3. -3(t-1)+8(t-3)=6x+7-5x
-3t+3+8t-24=6x+7-5x
5t-21=x+7
4. 3(2-3y)=2(-4y+7)
6-9y=-8y+14
y=8
