Question

Txavier, Yagzhou and Zara had some beads. Xavier and Yaozhou had a
total of 438 beads. Xavier and Zara had a total of 204 beads. Yaozhou
had 3 times as many beads as Zara. How many beads did Xavier have?
438​

Answer 1

Answer:

87 beads will Xavier have.

Answer 2

Answer:

Xavier is 87.

Step-by-step explanation:

Singapore uses Model method (Say... here as units)

Y = 3 Z another way (Z Z Z) 3 units

438 = Z Z Z + X

204= Z + X

438-204= Z Z

234 = 2 Z

Z = 117

X = 204-117 = 87