Want to know if i've done this correctly, help me please.?

Question

a. Evaluate: 7 - |(- 3)(2) – 2|
b. Simplify: 7x – (4 – 2x)c
c. Johnny jogs at a rate of one mile every 0.25 hours. At what rate is he jogging in miles?

d. Find the slope of the line through each pair of points:
(-1, -4) and (-2, 3)
e. Write the equation of this line in the slope-intercept form:
the line through (-1 , 4) with slope 2/3.
per hour?

Answer 1

a. solve in brackets 7 - [(-6)-2]

7-[-8]

7+8

ans: 15





b. 7x - (4c-2xc)

7x-4c+2xc

u cant solve much further as there r 2 variables.





c.1 mile in 1/4 hrs

thus 4miles in 1 hr



others i am trying until then u check these