Question

1. 5(x + 9) = 105 2. – (n- 7) = n + 9 3. 4(x + 10 )= 20x + 14 4. 5 (y + 5) = 3 (y + 11) 5. 8 + (b + 4) = 4- (b – 1) 6. 30 (m+ 2) = -12 (m – 8) me podrías ayudar a resolver estás ecuaciones​

Answer 1

5(x+9)=105

5x+45=105

5x=105-45

5x=60

x=60/5

x=12