Answer:
x² - 6x = -5
x = {1, 5}
Step-by-step explanation:
The square of a number minus six times a number equals negative five.
x² - 6x = -5
Add 5 to both sides
x² - 6x + 5 = 0
Factor
(x - 1)(x - 5) = 0
x = {1, 5}
Answer:
8a +5b -9
Step-by-step explanation:
the sum of (8a + 2b – 4) and (3b – 5)
(8a + 2b – 4) + (3b – 5)= 8a +5b -9
Answer:
Measure of the 4th angle = 360-(102+84+77)
= 360-263
= 97°
Hope this helps!