-4 + x = -20
just need help w this problem step by step

-16

Step-by-step explanation:

as you know you cant add positives so the answer would be a negative

ok so what plus 4 equals 20? 16.

therefore: -16

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step-by-step explanation:

64087235609746097215074621039754021037

the multiples of 15 are 15, 30,45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,   210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,   390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, and 735.

the factors of 15 are 1, 3, 5, and 15.

hope that , fam!

-une, your fren : )