7(7a-9)>84
first multiple out to get rid of the parentheses
49a - 63 > 84
add 63 to both sides
49a > 147
Divide by 49 and flip the sign because when you divide a inequality you have to flip the sign
a < 3
Answer:
x>3, on a number line, first draw a circle over the number , if the sign has equal to (≥ or ≤), fill in the circle. If the sign does not have equal to (> or <), leave the circle unfilled in.
Step-by-step explanation:
Y=7 because there is no slope and the Y intercept is at 7.
The answer is 16 x equals 7