Question

2
(c) 3(n-5)=-21
31 2
26
-5=3
2 3
3
2. Solve the following equations:
(a) 207 + 4) = 12 (b) 3(n-5) = 21
(d) - 4(2 + x) = 8 (e) 4(2-x) = 8
3. Solve the following equations:
(a) 4 = 5(2-2) (b) - 4 = 5(p - 2)
(d) 4 + 5(p-1) =34 (e) 0 = 16+ 4(m - 6)
4. (a) Construct 3 equations starting with x = 2
(b) Construct 3 equations starting with x = -2
(c) 16 = 4 + 3(t + 2)
4.7 APPLICATIONS OF SIMPLE EQUATIONS TO PRACTICAL​

Answer 1

3(n-5)= -21

n-5 = -7

n = -7 +5

n = -2

hope it helps