You have A picture or something of what you mean?
Answer:
z = - 1
Step-by-step explanation:
Given
- 18 = 9z - 9 ( add 9 to both sides )
- 9 = 9z ( divide both sides by 9 )
- 1 = z
Answer:
a=1 and b=13
do you need the working out?
Answer:
gradient is equal to 0.7
Step-by-step explanation:
line passes on (-2,0) and (0,1.4)
gradient =(y2-y1)/(x2-x1)
=(1.4-0)/-(0--2)
=1.4/2
=1.4/2×10/10
=14/20
=7/10
=0.7