The number y is 4 more than 5 times another number xx. Their sum is 94.
Find x and y
y = 5x + 4 (1)
x + y = 94 (2)
Rearrange (2): y = 94 - x (3)
Substitute (3) into (1)
94 - x = 5x + 4 Collect like terms: 6x = 90, x = 15
Put this back into (1) y = 5*15 + 4 so y = 79
