Just 3 Questions, help please! Thanks in advance!!
2 answers:
1. Answer B.
x over -2 = -4
2. 7a - 89 = 72
7a. =72+89
7a = 161
a= 161/7
a. = 23
Answer. D
3. 5x - 2 = 18
5x = 18+2
5x = 20
x = 20/5
x =4
Answer. C
X / -2 = -4...multiply both sides by -2
x = -4 * -2
x = 8
===============
7a - 89 = 72
7a = 72 + 89
7a = 161
a = 161/7
a = 23 <==
===============
5x - 2 = 18
5x = 18 + 2
5x = 20
x = 20/5
x = 4 <==
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